Updated gems to work with ruby 2.1.1

Gemfile.lock

@@ -1,41 +1,54 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    classifier (1.3.3)
+    blankslate (2.1.2.4)
+    classifier (1.3.4)
       fast-stemmer (>= 1.0.0)
     colorator (0.1)
-    columnize (0.3.6)
-    commander (4.1.3)
+    columnize (0.8.9)
+    commander (4.1.6)
       highline (~> 1.6.11)
-    debugger (1.6.5)
+    debugger (1.6.6)
       columnize (>= 0.3.1)
       debugger-linecache (~> 1.2.0)
-      debugger-ruby_core_source (~> 1.3.1)
+      debugger-ruby_core_source (~> 1.3.2)
     debugger-linecache (1.2.0)
-    debugger-ruby_core_source (1.3.1)
-    directory_watcher (1.4.1)
+    debugger-ruby_core_source (1.3.4)
     fast-stemmer (1.0.2)
-    highline (1.6.19)
-    jekyll (1.0.0)
+    ffi (1.9.3)
+    highline (1.6.21)
+    jekyll (1.5.1)
       classifier (~> 1.3)
       colorator (~> 0.1)
       commander (~> 4.1.3)
-      directory_watcher (~> 1.4.1)
-      kramdown (~> 0.14)
-      liquid (~> 2.3)
-      maruku (~> 0.5)
-      pygments.rb (~> 0.4.2)
-      safe_yaml (~> 0.7.0)
-    kramdown (0.14.2)
-    liquid (2.5.0)
-    maruku (0.6.1)
-      syntax (>= 1.0.0)
-    posix-spawn (0.3.6)
-    pygments.rb (0.4.2)
+      liquid (~> 2.5.5)
+      listen (~> 1.3)
+      maruku (= 0.7.0)
+      pygments.rb (~> 0.5.0)
+      redcarpet (~> 2.3.0)
+      safe_yaml (~> 1.0)
+      toml (~> 0.1.0)
+    liquid (2.5.5)
+    listen (1.3.1)
+      rb-fsevent (>= 0.9.3)
+      rb-inotify (>= 0.9)
+      rb-kqueue (>= 0.2)
+    maruku (0.7.0)
+    parslet (1.5.0)
+      blankslate (~> 2.0)
+    posix-spawn (0.3.8)
+    pygments.rb (0.5.4)
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.1.0)
-    safe_yaml (0.7.1)
-    syntax (1.0.0)
+    rb-fsevent (0.9.4)
+    rb-inotify (0.9.4)
+      ffi (>= 0.5.0)
+    rb-kqueue (0.2.2)
+      ffi (>= 0.5.0)
+    redcarpet (2.3.0)
+    safe_yaml (1.0.3)
+    toml (0.1.1)
+      parslet (~> 1.5.0)
     yajl-ruby (1.1.0)
 
 PLATFORMS