148 fixed
Merge pull request #151 from sabaka/iss148

Bug in NoNullForCollectionReturnCheck fixed
Issue #113: new sonar-checkstyle-extension-plugin project was created; checks were integrated; deploy script was updated
Merge pull request #149 from rdiachenko/issue113

Issue #113: integration: SevntuCheckstyle to Sonar (issue113 branch)
Fixes #140: Updated ForbidCertainImportsCheck to let user set excludes for forbidden imports
Merge pull request #154 from daniilyar/master

Fixes #140: Updated ForbidCertainImportsCheck