* Renaming GUI, CLI, no-impact config.
* License header and documentation rebranding.
* Rename app title and vendor. Impact: manual install
* Migrating mac keychain and launch on startup.
* Fix linter and linter renaming
- pkg/pmapi: Reduce max number of retries
- test/features: tweak create mailbox scenarios.
- test/context: change order of clean up steps
- test/context: logger field
- test/context: message preparation per username
- test/context: check that eventID has changed after adding messages
- test/features: make sure we wait 15sec before detecting import duplicates
- GODT-1302: Change maximum resty retries from 0 to 30
- GODT-1302: Make sure we are closing GetAttachmen io.ReadCloser on error
- GODT-1356: Do not use attachmentPool - it was useless anyway
- GODT-1356: Increase cache watcher limit to 10min
- GODT-1356: Start cache watcher right after start (do not wait first 10 min)
- GODT-1356: Limit number of buildJobs (memory allocation) in BuildAndCacheMessage
- Other: Pass context from job options (message builder) to fetcher (both message and attachments)
- Other: BuildJob contains same function as returned buildDone (proper map locking)
