diff --git a/package-lock.json b/package-lock.json
index f6a66fa..340472d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,11 @@
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@@ -16,7 +21,7 @@
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       "dev": true,
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+        "acorn": "^3.0.4"
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@@ -33,8 +38,8 @@
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-        "json-stable-stringify": "1.0.1"
+        "co": "^4.6.0",
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@@ -54,13 +59,27 @@
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       "dev": true
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+      "resolved": "https://registry.npmjs.org/aproba/-/aproba-1.2.0.tgz",
+      "integrity": "sha512-Y9J6ZjXtoYh8RnXVCMOU/ttDmk1aBjunq9vO0ta5x85WDQiQfUF9sIPBITdbiiIVcBo03Hi3jMxigBtsddlXRw=="
+    },
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+      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.5.tgz",
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       "dev": true,
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@@ -68,7 +87,7 @@
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+        "arr-flatten": "^1.0.1"
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@@ -92,7 +111,7 @@
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       "dev": true,
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+        "array-uniq": "^1.0.1"
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@@ -112,20 +131,48 @@
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       "dev": true
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+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
+      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+      "requires": {
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+    "assert-plus": {
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+      "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+      "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
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+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
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+      "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
+      "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg="
+    },
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+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.8.0.tgz",
+      "integrity": "sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ=="
+    },
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-        "chalk": "1.1.3",
-        "esutils": "2.0.2",
-        "js-tokens": "3.0.2"
+        "chalk": "^1.1.0",
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@@ -133,15 +180,31 @@
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-        "core-js": "2.5.1",
-        "regenerator-runtime": "0.11.0"
+        "core-js": "^2.4.0",
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-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-      "dev": true
+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
+    },
+    "bcrypt-pbkdf": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
+      "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
+      "optional": true,
+      "requires": {
+        "tweetnacl": "^0.14.3"
+      },
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+          "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
+          "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
+          "optional": true
+        }
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@@ -152,9 +215,8 @@
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-      "dev": true,
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-        "balanced-match": "1.0.0",
+        "balanced-match": "^1.0.0",
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@@ -163,9 +225,9 @@
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-        "expand-range": "1.8.2",
-        "preserve": "0.2.0",
-        "repeat-element": "1.1.2"
+        "expand-range": "^1.8.1",
+        "preserve": "^0.2.0",
+        "repeat-element": "^1.1.2"
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@@ -179,7 +241,7 @@
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       "dev": true,
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-        "callsites": "0.2.0"
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@@ -198,19 +260,29 @@
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       "integrity": "sha1-Sm+gc5nCa7pH8LJJa00PtAjFVQ0="
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+    "caseless": {
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+      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
+      "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw="
+    },
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-        "has-ansi": "2.0.0",
-        "strip-ansi": "3.0.1",
-        "supports-color": "2.0.0"
+        "ansi-styles": "^2.2.1",
+        "escape-string-regexp": "^1.0.2",
+        "has-ansi": "^2.0.0",
+        "strip-ansi": "^3.0.0",
+        "supports-color": "^2.0.0"
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+    "chownr": {
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+      "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.0.1.tgz",
+      "integrity": "sha1-4qdQQqlVGQi+vSW4Uj1fl2nXkYE="
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@@ -223,7 +295,7 @@
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       "dev": true,
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-        "restore-cursor": "1.0.1"
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@@ -237,9 +309,9 @@
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-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1",
-        "wrap-ansi": "2.1.0"
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1",
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@@ -247,9 +319,9 @@
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-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
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@@ -257,8 +329,7 @@
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-      "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=",
-      "dev": true
+      "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ="
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@@ -270,7 +341,7 @@
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-        "color-name": "1.1.3"
+        "color-name": "^1.1.1"
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@@ -278,6 +349,14 @@
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       "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU="
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+    "combined-stream": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
+      "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
+      "requires": {
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@@ -286,8 +365,7 @@
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-      "dev": true
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
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@@ -295,11 +373,16 @@
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-        "readable-stream": "2.3.3",
-        "typedarray": "0.0.6"
+        "inherits": "^2.0.3",
+        "readable-stream": "^2.2.2",
+        "typedarray": "^0.0.6"
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+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
+      "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4="
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@@ -315,7 +398,7 @@
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-        "capture-stack-trace": "1.0.0"
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@@ -323,9 +406,9 @@
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-        "lru-cache": "4.1.1",
-        "shebang-command": "1.2.0",
-        "which": "1.3.0"
+        "lru-cache": "^4.0.1",
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@@ -334,14 +417,21 @@
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       "dev": true,
       "requires": {
-        "es5-ext": "0.10.26"
+        "es5-ext": "^0.10.9"
+      }
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+      "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
+      "integrity": "sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=",
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@@ -351,6 +441,11 @@
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       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA="
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+    "deep-extend": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/deep-extend/-/deep-extend-0.6.0.tgz",
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+    },
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@@ -363,30 +458,45 @@
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-        "pify": "2.3.0",
-        "pinkie-promise": "2.0.1",
-        "rimraf": "2.6.1"
+        "globby": "^5.0.0",
+        "is-path-cwd": "^1.0.0",
+        "is-path-in-cwd": "^1.0.0",
+        "object-assign": "^4.0.1",
+        "pify": "^2.0.0",
+        "pinkie-promise": "^2.0.0",
+        "rimraf": "^2.2.8"
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+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
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+      "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
+      "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o="
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       "integrity": "sha1-STXe39lIhkjgBrASlWbpOGcR6mM=",
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-        "fs-exists-sync": "0.1.0"
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+    "detect-libc": {
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+      "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-1.0.3.tgz",
+      "integrity": "sha1-+hN8S9aY7fVc1c0CrFWfkaTEups="
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-        "ip": "1.1.5",
-        "safe-buffer": "5.0.1"
+        "ip": "^1.1.0",
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@@ -394,7 +504,7 @@
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       "requires": {
-        "dns-packet": "1.1.1"
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@@ -403,8 +513,8 @@
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       "dev": true,
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+        "esutils": "^2.0.2",
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       "integrity": "sha1-7gHdHKwO08vH/b6jfcCo8c4ALOI="
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+      "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",
+      "integrity": "sha1-OoOpBOVDUyh4dMVkt1SThoSamMk=",
+      "optional": true,
+      "requires": {
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-        "tweetnacl": "1.0.0",
-        "ws": "3.3.3"
+        "opusscript": "^0.0.4",
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+        "punycode": "^1.4.1"
+      }
+    },
     "transliteration": {
       "version": "1.6.2",
       "resolved": "https://registry.npmjs.org/transliteration/-/transliteration-1.6.2.tgz",
       "integrity": "sha1-M1yRv3DzshG7gejQOZKyB4wNrJY=",
       "requires": {
-        "yargs": "8.0.2"
+        "yargs": "^8.0.1"
       }
     },
     "tryit": {
@@ -2999,6 +2838,14 @@
       "integrity": "sha1-OTvnMKlEb9Hq1tpZoBQwjzbCics=",
       "dev": true
     },
+    "tunnel-agent": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
+      "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+      "requires": {
+        "safe-buffer": "^5.0.1"
+      }
+    },
     "tweetnacl": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-1.0.0.tgz",
@@ -3011,7 +2858,7 @@
       "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
       "dev": true,
       "requires": {
-        "prelude-ls": "1.1.2"
+        "prelude-ls": "~1.1.2"
       }
     },
     "typedarray": {
@@ -3040,7 +2887,7 @@
       "resolved": "https://registry.npmjs.org/url-parse-lax/-/url-parse-lax-1.0.0.tgz",
       "integrity": "sha1-evjzA2Rem9eaJy56FKxovAYJ2nM=",
       "requires": {
-        "prepend-http": "1.0.4"
+        "prepend-http": "^1.0.1"
       }
     },
     "user-home": {
@@ -3049,7 +2896,7 @@
       "integrity": "sha1-nHC/2Babwdy/SGBODwS4tJzenp8=",
       "dev": true,
       "requires": {
-        "os-homedir": "1.0.2"
+        "os-homedir": "^1.0.0"
       }
     },
     "util-deprecate": {
@@ -3067,7 +2914,7 @@
       "resolved": "https://registry.npmjs.org/v8flags/-/v8flags-3.0.1.tgz",
       "integrity": "sha1-3Oj8N5wX2fLJ6e142JzgAFKxt2s=",
       "requires": {
-        "homedir-polyfill": "1.0.1"
+        "homedir-polyfill": "^1.0.1"
       }
     },
     "validate-npm-package-license": {
@@ -3075,8 +2922,18 @@
       "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.1.tgz",
       "integrity": "sha1-KAS6vnEq0zeUWaz74kdGqywwP7w=",
       "requires": {
-        "spdx-correct": "1.0.2",
-        "spdx-expression-parse": "1.0.4"
+        "spdx-correct": "~1.0.0",
+        "spdx-expression-parse": "~1.0.0"
+      }
+    },
+    "verror": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
+      "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+      "requires": {
+        "assert-plus": "^1.0.0",
+        "core-util-is": "1.0.2",
+        "extsprintf": "^1.2.0"
       }
     },
     "which": {
@@ -3084,7 +2941,7 @@
       "resolved": "https://registry.npmjs.org/which/-/which-1.3.0.tgz",
       "integrity": "sha512-xcJpopdamTuY5duC/KnTTNBraPK54YwpenP4lzxU8H91GudWpFv38u0CKjclE1Wi2EH2EDz5LRcHcKbCIzqGyg==",
       "requires": {
-        "isexe": "2.0.0"
+        "isexe": "^2.0.0"
       }
     },
     "which-module": {
@@ -3092,6 +2949,14 @@
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
     },
+    "wide-align": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
+      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
+      "requires": {
+        "string-width": "^1.0.2 || 2"
+      }
+    },
     "wordwrap": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
@@ -3103,8 +2968,8 @@
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
       "requires": {
-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1"
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1"
       },
       "dependencies": {
         "string-width": {
@@ -3112,9 +2977,9 @@
           "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "requires": {
-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
           }
         }
       }
@@ -3122,8 +2987,7 @@
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-      "dev": true
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "write": {
       "version": "0.2.1",
@@ -3131,7 +2995,7 @@
       "integrity": "sha1-X8A4KOJkzqP+kUVUdvejxWbLB1c=",
       "dev": true,
       "requires": {
-        "mkdirp": "0.5.1"
+        "mkdirp": "^0.5.1"
       }
     },
     "ws": {
@@ -3139,9 +3003,9 @@
       "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
       "integrity": "sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==",
       "requires": {
-        "async-limiter": "1.0.0",
-        "safe-buffer": "5.1.1",
-        "ultron": "1.1.1"
+        "async-limiter": "~1.0.0",
+        "safe-buffer": "~5.1.0",
+        "ultron": "~1.1.0"
       },
       "dependencies": {
         "safe-buffer": {
@@ -3172,19 +3036,19 @@
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-8.0.2.tgz",
       "integrity": "sha1-YpmpBVsc78lp/355wdkY3Osiw2A=",
       "requires": {
-        "camelcase": "4.1.0",
-        "cliui": "3.2.0",
-        "decamelize": "1.2.0",
-        "get-caller-file": "1.0.2",
-        "os-locale": "2.1.0",
-        "read-pkg-up": "2.0.0",
-        "require-directory": "2.1.1",
-        "require-main-filename": "1.0.1",
-        "set-blocking": "2.0.0",
-        "string-width": "2.1.1",
-        "which-module": "2.0.0",
-        "y18n": "3.2.1",
-        "yargs-parser": "7.0.0"
+        "camelcase": "^4.1.0",
+        "cliui": "^3.2.0",
+        "decamelize": "^1.1.1",
+        "get-caller-file": "^1.0.1",
+        "os-locale": "^2.0.0",
+        "read-pkg-up": "^2.0.0",
+        "require-directory": "^2.1.1",
+        "require-main-filename": "^1.0.1",
+        "set-blocking": "^2.0.0",
+        "string-width": "^2.0.0",
+        "which-module": "^2.0.0",
+        "y18n": "^3.2.1",
+        "yargs-parser": "^7.0.0"
       }
     },
     "yargs-parser": {
@@ -3192,7 +3056,7 @@
       "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-7.0.0.tgz",
       "integrity": "sha1-jQrELxbqVd69MyyvTEA4s+P139k=",
       "requires": {
-        "camelcase": "4.1.0"
+        "camelcase": "^4.1.0"
       }
     }
   }
diff --git a/package.json b/package.json
index b6e8d47..94abcb0 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "mime": "^1.3.4",
     "moment": "^2.21.0",
     "public-ip": "^2.0.1",
-    "sqlite3": "^3.1.13",
+    "sqlite3": "^4.0.2",
     "transliteration": "^1.6.2",
     "uuid": "^3.1.0"
   },