WIP: New feature -> begin-issue-with-git is initialized! 
WIP: New feature -> begin-issue-with-git is initialized! 

* Fixed java coding style and code formatting.
* `supportedProtocols` > `SUPPORTED_PROTOCOLS` renamed.
* Used java8 `Optinal` type for avoiding null pointer dereferencing.

csonuryilmaz/heybot,csonuryilmaz/heybot