Add showraw setting to DebugPlugin.

This replaces the old general.showrawwindow setting.

Closes DMDirc/DMDirc#753

Add a Codacy badge to README.md

Support for core changes

Support for core changes

Fix issue Dialog

Apparently you can't left/right align things vertically, who knew.

Closes #761

Support for core configbinder changes.

Support for core changes.

Handle random class renaming.

Update copyright.

Fix several nick colour plugin issues.

Remove dcop plugin because it's 2016.

- Not every single user is us. That'd be silly.
- Fall back to default random colours instead of wiping them

Closes #508

Make the OSD plugin work again.

Use the right default FG colour in the treeview.

If there's no notification, we have to fallback to the treeview's
foreground colour instead of hardcoding black...

Closes #503

Version bump for parser plugin

Use List<String> not TabCompletionResults

Extend BaseCommand not Command.

Remove Server State debug command.

This is an implementation detail that won't be in the API.

Use new core class for static styliser methods

Minor style fixes

Use new config annotations

Rename custom jar and test tasks in plugins.

IDEA gets super confused when you take a jar task and make it not a jar task.
These are only really used when running from CI (running `./gradlew jar` in
meta will still trigger all of the `:plugin:XXX:jar` tasks), so the names don't
matter.

Update dependencies.