removed test param 'appClass' as it does not make sense to configure
application class for all tests, some explicitly need webapp where
some might explicitly need console app.

Feature was requested in yiisoft/yii#765

issue #303
Here is the proposal for RESTful routing syntax:
https://gist.github.com/cebe/5674918

added decimalSeparator and thousandSeparator properties.
issue #48

issue #33
- implemted getScreenSize for linux systems
- tiny adjustments and better naming for console color methods
- color switch in base Controller changed to magic property
- colorized Help command

- Better names
- Removed not used MySQLTestCase
- Moved base testcase for DB to db namespace
- Minor style fixes

 - assetManager has been converted into virtual property
 - bundle dependency load has been fixed

This is not allowed by phpunit as a test may not fail anymore