Capistrano conflict fix

You can solve gem conflict used bundler

Here example how uise it:

# gem install bundler

$ bundler init

Put this into Gemfile 

source 'https://rubygems.org'

gem 'capistrano', '~> 2.12.0'
gem 'railsless-deploy', '~> 1.0.2'

Now intall bundle gems with dependings 

$ bundle install

and run it

$ bundle exec cap deploy