Decorators and Sensors implemented.

Adding some logger directives in next commit.

CoreSensor-Functionality disabled until Sensors work as expected.
First Alpha-RC
Merge branch 'FileMeasureHunter' of github.com:Londran/sonar-ctc into
FileMeasureHunter

Conflicts:
	src/main/java/org/sonar/plugins/ctc/CtcSensor.java