Fix show view spec
Upgrade stock spec for rspec3
Allow spaces in company name
Setup cucumber-rails  gem according to required notice
Upgrade gem set according to https://gemcanary.com/repositories/33636 report
Remove unused file
Refactor code according to RubyMine Ruby Inspection
Refactor code according to RubyMine General Inspection
Refactor best part of code according rubocop guides
Refactor code according ruby style guide
Merge branch 'release/0.5'