Added comments to feature specs for future parsing needs. Changed --issue option to --feature. Added options: --scenario, --createBranch (not implemented), --sourceBranch (not implemented, --username, --password. Prevented using --feature and --scenario and --createBranch without a scenario key. Added tests that run the bin.
Added missing files
Added version tags and assignee tags
Made JIRA creds persistent and stored in .env.
Added some error checking.