#34 - Property windowinfo - Initial - getter
Closes #34 - Property windowinfo - Initial - Use API-Call 'GetWindowInfo' to retrieve window information

*implementation taken from just me  (http://www.autohotkey.com/board/topic/69254-func-api-getwindowinfo-ahk-l/)
* changed property-getters from posSize, style and styleEx to use property windowinfo
Merge branch 'feature/#34_windowinfo' into develop