Fix stability of CommandExecutorTest
SONAR-5207 Different enhancements
SONAR-5437 Support colon character in rule keys
Merge commit '46a655cc343aba370396d8af5fbc34d5da668a0a' into HEAD
SONAR-5410 - created sonar-search module for SQ
SONAR-5409 - Renamed to Process and moved heartbeat in CTor
SONAR-5410 - created ES engine in sonar-search
SONAR-5410 - Added port parameter for ES in sonar-search
SONAR-5410 - Moved NetworkUtils to sonar-search module
SONAR-5410 - Added common-io dependency for sonar-search
SONAR-4898 - Moved Props and Env classes to sonar-process
SONAR-4898 - Added test resources for Props and Env
SONAR-5388 Introduce the SQALE Rating metric in SonarQube Core
SONAR-5007 return debt characteristic names in WS responses
Merge commit 'f1fa4be793dcadbd6628150d24e441c2095e0a54' into HEAD
Remove lang="raw" in mybatis XML files.

MyBatis 3.2.4 raw is automatically applied if the statement is static.
SONAR-5409 - Added a timeout to the listener of the Heartbeat (Launcher)
SONAR-5419 Add a hack for backward compatibility of visual studio bootstrapper
SONAR-5388 Some refactoring
Issue when trying to plan an issue and no action plan exists