fix versions to support ruby 2.1

Gemfile

@@ -5,13 +5,13 @@ gem 'rails', '3.2.17'
 # Bundle edge Rails instead:
 # gem 'rails', :git => 'git://github.com/rails/rails.git'
 
-gem 'hirb'
+gem 'hirb', '0.7.2'
 
-gem 'wirb'
+gem 'wirb', '1.0.3'
 
-gem 'test-unit'
+gem 'test-unit', '3.2.3'
 
-gem 'sqlite3'
+gem 'sqlite3', '1.3.10'
 
 # Gems used only for assets and not required
 # in production environments by default.
@@ -22,9 +22,9 @@ group :assets do
   gem 'uglifier', '>= 1.0.3'
 end
 
-gem 'jquery-rails'
+gem 'jquery-rails', '3.1.2'
 gem 'jquery-datatables-rails', github: 'rweng/jquery-datatables-rails'#, ref: '4610f6978fbc48b07df916ccd26ae79816d0bb5a'
-gem 'jquery-ui-rails'#, '~> 4.2.0'
+gem 'jquery-ui-rails', '5.0.3'
 
 gem 'simple-navigation' , github: 'andi/simple-navigation'
 # To use ActiveModel has_secure_password
@@ -39,24 +39,24 @@ gem 'simple-navigation' , github: 'andi/simple-navigation'
 # Deploy with Capistrano
 # gem 'capistrano'
 
-gem 'byebug'
+gem 'byebug', '3.5.1'
 
-gem 'devise'
+gem 'devise', '3.4.1'
 
-gem "paperclip", "~> 3.0"
+gem "paperclip", "3.5.4"
 
-gem 'formtastic', "< 4.0"
+gem 'formtastic', "3.1.3"
 
-gem 'rubyzip', '>= 1.0.0' # will load new rubyzip version
-gem 'zip-zip' # will load compatibility for old rubyzip API.
+gem 'rubyzip', '1.1.6' # will load new rubyzip version
+gem 'zip-zip', '0.3' # will load compatibility for old rubyzip API.
 
 gem 'quiet_assets', :group => :development
 
-gem 'mail'
+gem 'mail', '2.5.4'
 
-gem 'paper_trail'
+gem 'paper_trail', '3.0.6'
 
-gem 'rjb'
+gem 'rjb', '1.5.3'
 
 gem 'activeadmin', github: 'gregbell/active_admin'