Merge remote-tracking branch 'upstream/master'

Conflicts:
	DocumentationBacklog.txt
	sonar-cxx-plugin/src/main/resources/cppcheck.xml
	sonar-cxx-plugin/src/main/resources/default-profile.xml
	sonar-cxx-plugin/src/test/java/org/sonar/plugins/cxx/cppcheck/CxxCppCheckRuleRepositoryTest.java