downgrade raphael js to 1.5.2

Gemfile

@@ -43,7 +43,7 @@ gem 'chosen-rails'
 gem "jquery-rails",    "2.0.2"
 gem "jquery-ui-rails", "0.5.0"
 gem "modernizr",       "2.5.3"
-gem "graphael-rails",  "0.1.4"
+gem "raphael-rails",  "1.5.2"
 
 group :assets do
   gem "sass-rails",   "3.2.5"

Gemfile.lock

@@ -151,8 +151,6 @@ GEM
     gherkin (2.11.0)
       json (>= 1.4.6)
     git (1.2.5)
-    graphael-rails (0.1.4)
-      jeweler
     haml (3.1.6)
     haml-rails (0.3.4)
       actionpack (~> 3.0)
@@ -166,11 +164,6 @@ GEM
       multi_json (~> 1.0)
       multi_xml
     i18n (0.6.0)
-    jeweler (1.8.3)
-      bundler (~> 1.0)
-      git (>= 1.2.5)
-      rake
-      rdoc
     journey (1.0.3)
     jquery-rails (2.0.2)
       railties (>= 3.2.0, < 5.0)
@@ -249,6 +242,7 @@ GEM
       thor (>= 0.14.6, < 2.0)
     raindrops (0.9.0)
     rake (0.9.2.2)
+    raphael-rails (1.5.2)
     rdoc (3.12)
       json (~> 1.4)
     redcarpet (2.1.1)
@@ -370,7 +364,6 @@ DEPENDENCIES
   foreman
   git
   gitolite!
-  graphael-rails (= 0.1.4)
   grit!
   haml-rails
   httparty
@@ -388,6 +381,7 @@ DEPENDENCIES
   pygments.rb!
   rails (= 3.2.5)
   rails-footnotes
+  raphael-rails (= 1.5.2)
   redcarpet (~> 2.1.1)
   resque (~> 1.20.0)
   resque_mailer

app/assets/javascripts/application.js

@@ -15,7 +15,7 @@
 //= require bootstrap-modal
 //= require modernizr
 //= require chosen-jquery
-//= require raphael/raphael
+//= require raphael
 //= require branch-graph
 //= require_tree .