Update gems. Closes #93. (#94)

Author: vsmart

Gemfile.lock

@@ -1,9 +1,12 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    coderay (1.1.1)
-    colorator (0.1)
-    daemons (1.2.3)
+    addressable (2.5.2)
+      public_suffix (>= 2.0.2, < 4.0)
+    coderay (1.1.2)
+    colorator (1.1.0)
+    concurrent-ruby (1.0.5)
+    daemons (1.2.6)
     deckrb (0.5.2)
       coderay
       erector (>= 0.9.0)
@@ -14,52 +17,70 @@ GEM
       redcarpet (~> 2)
       thin
       trollop
+    em-websocket (0.5.1)
+      eventmachine (>= 0.12.9)
+      http_parser.rb (~> 0.6.0)
     erector (0.10.0)
       treetop (>= 1.2.3)
-    eventmachine (1.2.0.1)
-    ffi (1.9.10)
-    jekyll (3.1.6)
-      colorator (~> 0.1)
+    eventmachine (1.2.5)
+    ffi (1.9.23)
+    forwardable-extended (2.6.0)
+    http_parser.rb (0.6.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
+    jekyll (3.7.3)
+      addressable (~> 2.4)
+      colorator (~> 1.0)
+      em-websocket (~> 0.5)
+      i18n (~> 0.7)
       jekyll-sass-converter (~> 1.0)
-      jekyll-watch (~> 1.1)
-      kramdown (~> 1.3)
-      liquid (~> 3.0)
+      jekyll-watch (~> 2.0)
+      kramdown (~> 1.14)
+      liquid (~> 4.0)
       mercenary (~> 0.3.3)
-      rouge (~> 1.7)
+      pathutil (~> 0.9)
+      rouge (>= 1.7, < 4)
       safe_yaml (~> 1.0)
-    jekyll-sass-converter (1.4.0)
+    jekyll-sass-converter (1.5.2)
       sass (~> 3.4)
-    jekyll-watch (1.4.0)
-      listen (~> 3.0, < 3.1)
-    json (1.8.3)
-    kramdown (1.11.1)
-    liquid (3.0.6)
-    listen (3.0.8)
+    jekyll-watch (2.0.0)
+      listen (~> 3.0)
+    json (2.1.0)
+    kramdown (1.16.2)
+    liquid (4.0.0)
+    listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
+      ruby_dep (~> 1.2)
     mercenary (0.3.6)
-    mini_portile2 (2.1.0)
-    nokogiri (1.6.8)
-      mini_portile2 (~> 2.1.0)
-      pkg-config (~> 1.1.7)
-    pkg-config (1.1.7)
+    mini_portile2 (2.3.0)
+    nokogiri (1.8.2)
+      mini_portile2 (~> 2.3.0)
+    pathutil (0.16.1)
+      forwardable-extended (~> 2.6)
     polyglot (0.3.5)
-    rack (1.6.4)
-    rack-codehighlighter (0.5.1)
+    public_suffix (3.0.2)
+    rack (2.0.4)
+    rack-codehighlighter (0.6.0)
       nokogiri (>= 1.4.1)
-      rack (>= 1.0.0)
-    rb-fsevent (0.9.7)
-    rb-inotify (0.9.7)
-      ffi (>= 0.5.0)
+      rack (>= 2.0.0)
+    rb-fsevent (0.10.2)
+    rb-inotify (0.9.10)
+      ffi (>= 0.5.0, < 2)
     redcarpet (2.3.0)
-    rouge (1.11.0)
+    rouge (3.1.1)
+    ruby_dep (1.5.0)
     safe_yaml (1.0.4)
-    sass (3.4.22)
-    thin (1.7.0)
+    sass (3.5.5)
+      sass-listen (~> 4.0.0)
+    sass-listen (4.0.0)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+    thin (1.7.2)
       daemons (~> 1.0, >= 1.0.9)
       eventmachine (~> 1.0, >= 1.0.4)
       rack (>= 1, < 3)
-    treetop (1.6.5)
+    treetop (1.6.9)
       polyglot (~> 0.3)
     trollop (2.1.2)
 
@@ -74,4 +95,4 @@ RUBY VERSION
    ruby 2.3.3p222
 
 BUNDLED WITH
-   1.15.3
+   1.16.1