Upgrade gems and ruby-version

.ruby-version

@@ -1 +1 @@
-2.2.2
+2.3.1

Gemfile

@@ -2,7 +2,7 @@ source 'https://rubygems.org'
 
 gem 'rake'
 gem 'mime-types'
-gem 'nanoc'
+gem 'nanoc', '~> 3.0'
 gem 'bitly'
 gem 'haml'
 gem 'sass'

Gemfile.lock

@@ -6,18 +6,18 @@ GEM
       multi_json (~> 1.3)
       oauth2 (>= 0.5.0, < 2.0)
     builder (3.2.2)
-    coderay (1.1.0)
+    coderay (1.1.1)
     colored (1.2)
     cri (2.7.0)
       colored (~> 1.2)
-    faraday (0.9.1)
+    faraday (0.9.2)
       multipart-post (>= 1.2, < 3)
-    ffi (1.9.10)
+    ffi (1.9.14)
     formatador (0.2.5)
     fssm (0.2.10)
-    guard (2.13.0)
+    guard (2.14.0)
       formatador (>= 0.2.4)
-      listen (>= 2.7, <= 4.0)
+      listen (>= 2.7, < 4.0)
       lumberjack (~> 1.0)
       nenv (~> 0.1)
       notiffany (~> 0.0)
@@ -29,52 +29,56 @@ GEM
       nanoc (~> 3.6)
     haml (4.0.7)
       tilt
-    httparty (0.13.5)
+    httparty (0.14.0)
-      json (~> 1.8)
       multi_xml (>= 0.5.2)
-    json (1.8.3)
+    jwt (1.5.6)
-    jwt (1.5.1)
+    listen (3.1.5)
-    listen (3.0.3)
+      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-fsevent (>= 0.9.3)
+      rb-inotify (~> 0.9, >= 0.9.7)
-      rb-inotify (>= 0.9)
+      ruby_dep (~> 1.2)
-    lumberjack (1.0.9)
+    lumberjack (1.0.10)
     method_source (0.8.2)
-    mime-types (2.6.1)
+    mime-types (3.1)
-    mini_portile (0.6.2)
+      mime-types-data (~> 3.2015)
-    multi_json (1.11.2)
+    mime-types-data (3.2016.0521)
+    mini_portile2 (2.1.0)
+    multi_json (1.12.1)
     multi_xml (0.5.5)
     multipart-post (2.0.0)
     nanoc (3.8.0)
       cri (~> 2.3)
-    nenv (0.2.0)
+    nenv (0.3.0)
-    nokogiri (1.6.6.2)
+    nokogiri (1.6.8)
-      mini_portile (~> 0.6.0)
+      mini_portile2 (~> 2.1.0)
-    notiffany (0.0.7)
+      pkg-config (~> 1.1.7)
+    notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
-    oauth2 (1.0.0)
+    oauth2 (1.2.0)
       faraday (>= 0.8, < 0.10)
       jwt (~> 1.0)
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
-      rack (~> 1.2)
+      rack (>= 1.2, < 3)
-    pry (0.10.1)
+    pkg-config (1.1.7)
+    pry (0.10.4)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
-    rack (1.6.4)
+    rack (2.0.1)
-    rake (10.4.2)
+    rake (11.3.0)
-    rb-fsevent (0.9.5)
+    rb-fsevent (0.9.7)
-    rb-inotify (0.9.5)
+    rb-inotify (0.9.7)
       ffi (>= 0.5.0)
-    rdiscount (2.1.8)
+    rdiscount (2.2.0.1)
-    rubypants (0.2.0)
+    ruby_dep (1.4.0)
-    sass (3.4.16)
+    rubypants (0.5.0)
+    sass (3.4.22)
     shellany (0.0.1)
     slop (3.6.0)
     systemu (2.6.5)
     thor (0.19.1)
-    tilt (2.0.1)
+    tilt (2.0.5)
 
 PLATFORMS
   ruby
@@ -87,7 +91,7 @@ DEPENDENCIES
   haml
   listen
   mime-types
-  nanoc
+  nanoc (~> 3.0)
   nokogiri
   rake
   rdiscount
@@ -96,4 +100,4 @@ DEPENDENCIES
   systemu
 
 BUNDLED WITH
-   1.10.5
+   1.12.5