Merge pull request #4 from techdivision/master

Merge techdivision/master into wagnert/master
some minor annotation changes
mergin upstream changes
added missing attribute
added attribute initialisation
Merge pull request #11 from wick-ed/0.5.8-beta

refactored for pbc usage
Merge pull request #70 from wagnert/0.5.8-beta

Added missing attribute
Implement service method to delete an app
Merge branch '0.5.8-beta' of github.com:wagnert/TechDivision_ApplicationServer into 0.5.8-beta
Merge pull request #71 from wagnert/0.5.8-beta

Implement service method to delete an app
Replace error_log() with system logger + refactor system logger integration
Merge pull request #72 from wagnert/0.5.8-beta

Replace error_log() with system logger + refactor system logger integrat...
Add method to prepare directory structure when server starts first time.
Refactor logging
Merge pull request #73 from wagnert/0.5.8-beta

Refactor logging
Bugfixing PHPUnit test
Merge pull request #74 from wagnert/0.5.8-beta

Bugfixing PHPUnit test
Bugfixing PHPUnit test
Merge pull request #75 from wagnert/0.5.8-beta

Bugfixing PHPUnit test
Synchronize container threads while deploying to avoid random app registration