Add GitHooks::Git
Rewrite GitHooks:PreCommit::Rubocop
Rewrite GitHooks::PreCommit::PreventMaster
Add GitHooks::RspecExecutor
Rewrite GitHooks::PreCommit::Rspec
Add GitHooks::Configurations
Add PreCommit::PreventMaster.validate
Add PreCommit::Rspec.validate
Add PreCommit::Rubocop.validate
Fix offences