diff --git a/.env b/.env
deleted file mode 100644
index a2516a7..0000000
--- a/.env
+++ /dev/null
@@ -1,14 +0,0 @@
-SITE_NAME=DataCite
-SITE_TITLE=DataCite Statistics
-SITE_DESCRIPTION=The DataCite Statistics webpage.
-SITE_GA=UA-22806196-4
-
-#CDN_URL=http://localhost:4568
-CDN_URL=https://assets.datacite.org
-
-BUGSNAG_JS_KEY=fa72c2ceecff3b8682be3fa93c6cfcc9
-
-SOLR_URL=https://search.datacite.org
-RESOLUTION_URL=stats/resolution-report
-#API_URL=https://api.test.datacite.org
-API_URL=http://localhost:8065
diff --git a/Gemfile.lock b/Gemfile.lock
index 404a9d4..ff014c8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,54 +8,54 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.0.4)
+    activesupport (5.0.7.2)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.5.1)
-      public_suffix (~> 2.0, >= 2.0.2)
-    backports (3.8.0)
+    addressable (2.6.0)
+      public_suffix (>= 2.0.2, < 4.0)
+    backports (3.15.0)
     borrower (0.10.0)
     coffee-script (2.4.1)
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    colored (1.2)
+    colorize (0.8.1)
     compass-import-once (1.0.5)
       sass (>= 3.2, < 3.5)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.5)
     contracts (0.13.0)
-    dotenv (2.2.1)
+    dotenv (2.7.2)
     em-websocket (0.5.1)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
     erubis (2.7.0)
-    ethon (0.10.1)
+    ethon (0.12.0)
       ffi (>= 1.3.0)
-    eventmachine (1.2.3)
+    eventmachine (1.2.7)
     execjs (2.7.0)
     fast_blank (1.0.0)
-    fastimage (2.1.0)
-    ffi (1.9.18)
-    haml (5.0.1)
+    fastimage (2.1.5)
+    ffi (1.11.1)
+    haml (5.1.1)
       temple (>= 0.8.0)
       tilt
     hamster (3.0.0)
       concurrent-ruby (~> 1.0)
-    hashie (3.5.6)
-    html-proofer (3.7.2)
+    hashie (3.6.0)
+    html-proofer (3.10.2)
       activesupport (>= 4.2, < 6.0)
       addressable (~> 2.3)
-      colored (~> 1.2)
+      colorize (~> 0.8)
       mercenary (~> 0.3.2)
-      nokogiri (~> 1.7)
+      nokogiri (~> 1.9)
       parallel (~> 1.3)
-      typhoeus (~> 0.7)
+      typhoeus (~> 1.3)
       yell (~> 2.0)
     http_parser.rb (0.6.0)
     i18n (0.7.0)
-    kramdown (1.14.0)
+    kramdown (1.17.0)
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
@@ -105,46 +105,46 @@ GEM
       em-websocket (~> 0.5.1)
       middleman-core (>= 3.3)
       rack-livereload (~> 0.3.15)
-    middleman-sprockets (4.1.0)
+    middleman-sprockets (4.1.1)
       middleman-core (~> 4.0)
       sprockets (>= 3.0)
-    mini_portile2 (2.2.0)
-    minitest (5.10.2)
-    nokogiri (1.8.0)
-      mini_portile2 (~> 2.2.0)
+    mini_portile2 (2.4.0)
+    minitest (5.11.3)
+    nokogiri (1.10.3)
+      mini_portile2 (~> 2.4.0)
     padrino-helpers (0.13.3.4)
       i18n (~> 0.6, >= 0.6.7)
       padrino-support (= 0.13.3.4)
       tilt (>= 1.4.1, < 3)
     padrino-support (0.13.3.4)
       activesupport (>= 3.1)
-    pandoc-ruby (2.0.1)
-    parallel (1.11.2)
-    public_suffix (2.0.5)
-    rack (2.0.3)
-    rack-cors (1.0.2)
-    rack-livereload (0.3.16)
+    pandoc-ruby (2.0.2)
+    parallel (1.17.0)
+    public_suffix (3.1.0)
+    rack (2.0.7)
+    rack-cors (1.0.3)
+    rack-livereload (0.3.17)
       rack
     rack-test (0.6.3)
       rack (>= 1.0)
-    rb-fsevent (0.10.2)
-    rb-inotify (0.9.10)
-      ffi (>= 0.5.0, < 2)
+    rb-fsevent (0.10.3)
+    rb-inotify (0.10.0)
+      ffi (~> 1.0)
     sass (3.4.25)
     servolux (0.13.0)
-    sprockets (3.7.1)
+    sprockets (3.7.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    temple (0.8.0)
-    thor (0.19.4)
+    temple (0.8.1)
+    thor (0.20.3)
     thread_safe (0.3.6)
-    typhoeus (0.8.0)
-      ethon (>= 0.8.0)
-    tzinfo (1.2.3)
+    typhoeus (1.3.1)
+      ethon (>= 0.9.0)
+    tzinfo (1.2.5)
       thread_safe (~> 0.1)
     uglifier (3.2.0)
       execjs (>= 0.3.0, < 3)
-    yell (2.0.7)
+    yell (2.2.0)
 
 PLATFORMS
   ruby
@@ -163,4 +163,4 @@ DEPENDENCIES
   wdm (~> 0.1.0)
 
 BUNDLED WITH
-   1.16.4
+   1.17.3