Specified versions for development gems.

Gemfile

@@ -2,15 +2,12 @@ source "https://rubygems.org"
 
 gem 'redis', '~> 3.0'
 
-# Add dependencies to develop your gem here.
-# Include everything needed to run rake, tests, features, etc.
 group :development do
-  gem 'bundler'
-  gem 'rake'
-  gem 'rspec'
-  gem 'jeweler'
-  gem 'gem-release'
-  gem 'rake-version'
-  gem 'simplecov'
-  gem 'coveralls', require: false
+  gem 'bundler', '~> 1.5'
+  gem 'rake', '~> 10.1'
+  gem 'rspec', '~> 2.14'
+  gem 'jeweler', '~> 2.0'
+  gem 'rake-version', '~> 0.4'
+  gem 'simplecov', '~> 0.8'
+  gem 'coveralls', '~> 0.7', require: false
 end

Gemfile.lock

@@ -11,10 +11,9 @@ GEM
       thor
     descendants_tracker (0.0.3)
     diff-lcs (1.2.5)
-    docile (1.1.1)
-    faraday (0.8.8)
+    docile (1.1.2)
+    faraday (0.8.9)
       multipart-post (~> 1.2.0)
-    gem-release (0.7.1)
     git (1.2.6)
     github_api (0.11.1)
       addressable (~> 2.3)
@@ -36,11 +35,12 @@ GEM
       nokogiri (>= 1.5.10)
       rake
       rdoc
-    jwt (0.1.8)
+    json (1.8.1)
+    jwt (0.1.10)
       multi_json (>= 1.5)
     mime-types (2.0)
     mini_portile (0.5.2)
-    multi_json (1.8.2)
+    multi_json (1.8.4)
     multi_xml (0.5.5)
     multipart-post (1.2.0)
     nokogiri (1.6.1)
@@ -56,7 +56,8 @@ GEM
     rake (10.1.1)
     rake-version (0.4.1)
       rake (~> 10)
-    rdoc (4.1.0)
+    rdoc (4.1.1)
+      json (~> 1.4)
     redis (3.0.6)
     rest-client (1.6.7)
       mime-types (>= 1.16)
@@ -82,12 +83,11 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  bundler
-  coveralls
-  gem-release
-  jeweler
-  rake
-  rake-version
+  bundler (~> 1.5)
+  coveralls (~> 0.7)
+  jeweler (~> 2.0)
+  rake (~> 10.1)
+  rake-version (~> 0.4)
   redis (~> 3.0)
-  rspec
-  simplecov
+  rspec (~> 2.14)
+  simplecov (~> 0.8)