SONAR-5837 Log offending component when there is an error at startup
SONAR-5838 Migration of custom rules without parameter values is failing on Oracle
Separate session creation in test
Merge remote-tracking branch 'origin/branch-4.5'

Conflicts:
	server/sonar-server/src/main/java/org/sonar/server/db/migrations/v451/AddMissingCustomRuleParametersMigration.java
Fix merge with branch 4.5