update CodeSniffer Standard

- fix issue https://github.com/AKSW/OntoWiki/issues/249
- disable StartWithBoolean message in sniff PEAR.ControlStructures.MultiLineCondition
- add own implementation in sniff OntoWiki.ControlStructures.MultiLineCondition with messages StartWithBoolean and FirstLineIncludeBoolean
Merge pull request #251 from larseidam/develop

update CodeSniffer Standard for Issue https://github.com/AKSW/OntoWiki/issues/249