Code Cleanup
Summary:
Clean up some type conversion warnings and other small warnings.
- Use int32_t for baud
- SerialTimerInterval now int
- Remove unneeded semicolons
- Remove unused object from lambda
- Remove unneeded semicolons and update documents incorrect data
- Use int for progressBar progress
- Remove double referance
Reviewers: laysrodrigues, leandrosantiago, tcanabrava, patrickelectric
Reviewed By: laysrodrigues, tcanabrava, patrickelectric
Subscribers: Atelier: AtCore
Tags: Atelier: AtCore
Differential Revision: https://phabricator.kde.org/D15280