Themable components - Githubissues

This pull request adds a full featured theme system.

Features:

Define default theme options for any component or manialink
Override themes from core or other modules
Replace components fully with other components
Provides default theme options such as primary and secondary colors, as well as utility colors.
Can override theme options from the config.
Several utilities for font and colors.
The general theme object and some utilities are available as global variables in mainalinks.
Add all available in-game icons defined in a class for easy access.

All existing templates has been updated to use the new theme system (main reason for so many changed files).

ManiaTemplates is also updates which includes global variables.

EvoEsports / EvoSC-sharp