Remove boolean flag from non-boolean options
Merge pull request #449 from kalabiyau/fix_rubocop_issue

Fix rainbow issue - lock it until update of rubocop
Merge pull request #447 from mrichar1/snmp

Remove boolean flag from non-boolean options
Add section about PR lifecycle

closes #430
Wording update
Adjust style a bit for checksum checker
Fix TrailingWhitespace check