ReactiveTableViewSource: Add support for section headers & footers
ReactiveTableViewSource: Remove #regions added by 30d596b.
Merge pull request #386 from meteficha/tablesections

ReactiveTableViewSource: Add support for section headers & footers (fixes #385)
Remove unnecessary build platforms. Fixes #330
Merge pull request #387 from pH-minamo/master

Remove unnecessary build platforms. Fixes #330