add gem version to Gemfile

venshop_app/Gemfile

@@ -45,18 +45,18 @@ gem 'bcrypt-ruby', '~> 3.0.0'
 # Use debugger
 # gem 'debugger', group: [:development, :test]
 group :development, :test do
-  gem 'rspec-rails'
+  gem 'rspec-rails', "~> 2.14.0"
   gem 'faker', '1.1.2'
 end
 group :development do
-	gem 'sunspot_solr'
+	gem 'sunspot_solr', "~> 2.1.0"
 end
 group :test do
-  gem 'capybara'
+  gem 'capybara', "~> 2.1.0"
   gem 'factory_girl_rails'
 end
 gem 'will_paginate', '3.0.4'
-gem 'will_paginate-bootstrap'
-gem 'recaptcha-mailhide'
-gem "breadcrumbs_on_rails"
-gem 'sunspot_rails'
\ No newline at end of file
+gem 'will_paginate-bootstrap', "~> 1.0.0"
+gem 'recaptcha-mailhide', "~> 0.1.1"
+gem "breadcrumbs_on_rails", "~> 2.3.0"
+gem 'sunspot_rails', "~> 2.1.0"