SONAR-5617 Update package_design widget
SONAR-5656 Add descriptions on pie chart widget properties
SONAR-5655 Hide "Edit" link on widget while already editing
Fix some javadoc
Fix some javadoc
Merge remote-tracking branch 'remotes/origin/branch-4.5'

Conflicts:
	sonar-plugin-api/src/main/java/org/sonar/api/batch/SensorContext.java
	sonar-plugin-api/src/main/java/org/sonar/api/batch/sensor/SensorContext.java