use spaces instead of tabs
remove unnecessary parentheses
remove space in front of argument list
use spaces
End each file with a blank newline

https://github.com/styleguide/ruby
Merge branch 'patch-3' of https://github.com/justincase/mollie-api-ruby into justincase-patch-3

Conflicts:
	lib/Mollie/API/Object/Payment.rb
Merge branch 'justincase-patch-3'