Ruby 2.2.4 + bump gems

UPDATED:
autoprefixer-rails  6.3.6    6.3.6.2
concurrent-ruby     1.0.1    1.0.2
execjs              2.6.0    2.7.0
font-awesome-sass   4.5.0    4.6.2
jquery-cdn          2.2.2    2.2.4
listen              3.1.1    3.1.5
mini_portile2       2.0.0    2.1.0
minitest            5.8.4    5.9.0
multi_json          1.11.2   1.12.1
nokogiri            1.6.7.2  1.6.8
thin                1.6.4    1.7.0
tilt                2.0.2    2.0.5

ADDED:
pkg-config          1.1.7
ruby_dep            1.3.1

Author: tjgrathwell

.ruby-version

@@ -1 +1 @@
-2.2.0
+2.2.4

.travis.yml

@@ -1,5 +1,5 @@
 language: ruby
 rvm:
-  - 2.2.0
+  - 2.2.4
 cache: bundler
 sudo: false

Gemfile

@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-ruby '2.2.0'
+ruby '2.2.4'
 
 gem 'activesupport'
 gem "erector", "~> 0.10.0"

Gemfile.lock

@@ -7,14 +7,14 @@ GEM
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    autoprefixer-rails (6.3.6)
+    autoprefixer-rails (6.3.6.2)
       execjs
     backports (3.6.8)
     bootstrap-sass (3.3.6)
       autoprefixer-rails (>= 5.2.1)
       sass (>= 3.3.4)
     coderay (1.1.1)
-    concurrent-ruby (1.0.1)
+    concurrent-ruby (1.0.2)
     daemons (1.2.3)
     deckrb (0.5.2)
       coderay
@@ -30,23 +30,26 @@ GEM
     erector (0.10.0)
       treetop (>= 1.2.3)
     eventmachine (1.0.9.1)
-    execjs (2.6.0)
+    execjs (2.7.0)
     ffi (1.9.10)
     files (0.3.1)
-    font-awesome-sass (4.5.0)
+    font-awesome-sass (4.6.2)
       sass (>= 3.2)
     i18n (0.7.0)
-    jquery-cdn (2.2.2)
+    jquery-cdn (2.2.4)
       sprockets (>= 2)
     json (1.8.3)
-    listen (3.1.1)
-      rb-fsevent (>= 0.9.3)
-      rb-inotify (>= 0.9.7)
-    mini_portile2 (2.0.0)
-    minitest (5.8.4)
-    multi_json (1.11.2)
-    nokogiri (1.6.7.2)
-      mini_portile2 (~> 2.0.0.rc2)
+    listen (3.1.5)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+      ruby_dep (~> 1.2)
+    mini_portile2 (2.1.0)
+    minitest (5.9.0)
+    multi_json (1.12.1)
+    nokogiri (1.6.8)
+      mini_portile2 (~> 2.1.0)
+      pkg-config (~> 1.1.7)
+    pkg-config (1.1.7)
     polyglot (0.3.5)
     rack (1.6.4)
     rack-codehighlighter (0.5.1)
@@ -76,6 +79,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.4.0)
     rspec-support (3.4.1)
+    ruby_dep (1.3.1)
     rubyzip (1.2.0)
     sass (3.4.22)
     sinatra (1.4.7)
@@ -92,12 +96,12 @@ GEM
     sprockets (3.6.0)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    thin (1.6.4)
+    thin (1.7.0)
       daemons (~> 1.0, >= 1.0.9)
       eventmachine (~> 1.0, >= 1.0.4)
-      rack (~> 1.0)
+      rack (>= 1, < 3)
     thread_safe (0.3.5)
-    tilt (2.0.2)
+    tilt (2.0.5)
     treetop (1.6.5)
       polyglot (~> 0.3)
     trollop (2.1.2)
@@ -134,4 +138,4 @@ DEPENDENCIES
   thin
 
 BUNDLED WITH
-   1.10.6
+   1.11.2