Fixes #68
FIX #84 foreman:start and foreman:stop - command not found
Properly fixed tmp/restart issue
fix frozen string error
fix keep_releases bug
[✔] Fixed “print_error”.
add helper method "capture"
Merge pull request #113 from saketoba/capture_method

Add helper method "capture", to get the output of ssh commands simply.
support for chruby
Solve Bundler source deprecation issues
Support Ruby 1.8 hash syntax

Previous code was using Ruby 1.9.x Hash syntax and causing build
failures in the CI environment (Travis).
Use Ruby 1.8 Hash syntax in specs too

Missed another spot with usage of 1.9.x Hash syntax.
Use the rails_env set in deploy.rb
Seperate the crontab per environment

Needed when the application is running on the same domain in different environments
Ignore ruby-version, ruby-gemset.
Tests: Fix rake-0.8 specific errors with Shellwords.
Tests: Fix hash syntax for Ruby 1.8.7.
Merge pull request #85 from fuadsaud/patch-1

Fix git commit message encoding issue.
Merge branch 'frozen_domain' of git://github.com/sonots/mina into sonots-frozen_domain
SSH: Test ssh_command with frozen string as domain.