diff --git a/package-lock.json b/package-lock.json
index 448900f..f6199c9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -746,7 +746,7 @@
     },
     "acorn": {
       "version": "3.3.0",
-      "resolved": "http://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
       "integrity": "sha1-ReN/s56No/JbruP/U2niu18iAXo=",
       "dev": true
     },
@@ -1611,7 +1611,7 @@
     },
     "finalhandler": {
       "version": "1.1.1",
-      "resolved": "http://registry.npmjs.org/finalhandler/-/finalhandler-1.1.1.tgz",
+      "resolved": "https://registry.npmjs.org/finalhandler/-/finalhandler-1.1.1.tgz",
       "integrity": "sha512-Y1GUDo39ez4aHAw7MysnUD5JzYX+WaIj8I57kO3aEPT1fFRL4sr7mjei97FgnwhAyyzRYmQZaTHb2+9uZ1dPtg==",
       "dev": true,
       "requires": {
@@ -1694,7 +1694,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -1715,12 +1716,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -1735,17 +1738,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -1862,7 +1868,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -1874,6 +1881,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -1888,6 +1896,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -1895,12 +1904,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -1919,6 +1930,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -1999,7 +2011,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -2011,6 +2024,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -2096,7 +2110,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -2132,6 +2147,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -2151,6 +2167,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -2194,12 +2211,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -2362,7 +2381,7 @@
     },
     "is-accessor-descriptor": {
       "version": "0.1.6",
-      "resolved": "http://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
+      "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
       "integrity": "sha1-qeEss66Nh2cn7u84Q/igiXtcmNY=",
       "dev": true,
       "requires": {
@@ -2397,7 +2416,7 @@
     },
     "is-data-descriptor": {
       "version": "0.1.4",
-      "resolved": "http://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-0.1.4.tgz",
+      "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-0.1.4.tgz",
       "integrity": "sha1-C17mSDiOLIYCgueT8YVv7D8wG1Y=",
       "dev": true,
       "requires": {
@@ -3048,31 +3067,45 @@
         "pug-strip-comments": "^1.0.3"
       }
     },
-    "pug-attrs": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/pug-attrs/-/pug-attrs-2.0.3.tgz",
-      "integrity": "sha1-owlflw5kFR972tlX7vVftdeQXRU=",
-      "dev": true,
-      "requires": {
-        "constantinople": "^3.0.1",
-        "js-stringify": "^1.0.1",
-        "pug-runtime": "^2.0.4"
-      }
-    },
     "pug-code-gen": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/pug-code-gen/-/pug-code-gen-2.0.1.tgz",
-      "integrity": "sha1-CVHsgyJddNjPxHan+Zolm199BQw=",
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/pug-code-gen/-/pug-code-gen-2.0.3.tgz",
+      "integrity": "sha512-r9sezXdDuZJfW9J91TN/2LFbiqDhmltTFmGpHTsGdrNGp3p4SxAjjXEfnuK2e4ywYsRIVP0NeLbSAMHUcaX1EA==",
       "dev": true,
       "requires": {
-        "constantinople": "^3.0.1",
+        "constantinople": "^3.1.2",
         "doctypes": "^1.1.0",
         "js-stringify": "^1.0.1",
-        "pug-attrs": "^2.0.3",
-        "pug-error": "^1.3.2",
-        "pug-runtime": "^2.0.4",
+        "pug-attrs": "^2.0.4",
+        "pug-error": "^1.3.3",
+        "pug-runtime": "^2.0.5",
         "void-elements": "^2.0.1",
         "with": "^5.0.0"
+      },
+      "dependencies": {
+        "pug-attrs": {
+          "version": "2.0.4",
+          "resolved": "https://registry.npmjs.org/pug-attrs/-/pug-attrs-2.0.4.tgz",
+          "integrity": "sha512-TaZ4Z2TWUPDJcV3wjU3RtUXMrd3kM4Wzjbe3EWnSsZPsJ3LDI0F3yCnf2/W7PPFF+edUFQ0HgDL1IoxSz5K8EQ==",
+          "dev": true,
+          "requires": {
+            "constantinople": "^3.0.1",
+            "js-stringify": "^1.0.1",
+            "pug-runtime": "^2.0.5"
+          }
+        },
+        "pug-error": {
+          "version": "1.3.3",
+          "resolved": "https://registry.npmjs.org/pug-error/-/pug-error-1.3.3.tgz",
+          "integrity": "sha512-qE3YhESP2mRAWMFJgKdtT5D7ckThRScXRwkfo+Erqga7dyJdY3ZquspprMCj/9sJ2ijm5hXFWQE/A3l4poMWiQ==",
+          "dev": true
+        },
+        "pug-runtime": {
+          "version": "2.0.5",
+          "resolved": "https://registry.npmjs.org/pug-runtime/-/pug-runtime-2.0.5.tgz",
+          "integrity": "sha512-P+rXKn9un4fQY77wtpcuFyvFaBww7/91f3jHa154qU26qFAnOe6SW1CbIDcxiG5lLK9HazYrMCCuDvNgDQNptw==",
+          "dev": true
+        }
       }
     },
     "pug-error": {
@@ -3261,7 +3294,7 @@
       "dependencies": {
         "jsesc": {
           "version": "0.5.0",
-          "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
           "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=",
           "dev": true
         }
@@ -3635,7 +3668,7 @@
       "dependencies": {
         "source-map": {
           "version": "0.1.43",
-          "resolved": "http://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
           "integrity": "sha1-wkvBRspRfBRx9drL4lcbK3+eM0Y=",
           "dev": true,
           "requires": {