update gems

Gemfile.lock

@@ -46,7 +46,7 @@ GEM
       ember-source
       execjs
       handlebars-source (>= 1.0.0.rc.4)
-    better_errors (2.1.0)
+    better_errors (2.1.1)
       coderay (>= 1.0.0)
       erubis (>= 2.6.6)
       rack (>= 0.9.0)
@@ -279,7 +279,7 @@ GEM
     openid-redis-store (0.0.2)
       redis
       ruby-openid
-    pg (0.18.0)
+    pg (0.18.1)
     polyglot (0.3.5)
     progress (3.0.1)
     pry (0.10.1)
@@ -290,7 +290,7 @@ GEM
       pry (>= 0.9.10, < 0.11.0)
     pry-rails (0.3.2)
       pry (>= 0.9.10)
-    puma (2.9.1)
+    puma (2.11.0)
       rack (>= 1.1, < 2.0)
     qunit-rails (0.0.7)
       railties
@@ -424,10 +424,10 @@ GEM
     therubyracer (0.12.1)
       libv8 (~> 3.16.14.0)
       ref
-    thin (1.6.2)
-      daemons (>= 1.0.9)
-      eventmachine (>= 1.0.0)
-      rack (>= 1.0.0)
+    thin (1.6.3)
+      daemons (~> 1.0, >= 1.0.9)
+      eventmachine (~> 1.0)
+      rack (~> 1.0)
     thor (0.19.1)
     thread_safe (0.3.4)
     tilt (1.4.1)