* Tyring to improve Galery performace using thumbs.
* New methods in PhotoUtils class like decodeFile allowing:
	+ Resized images cosuming less memory
	+ Imege rotation depenting on image orientation
* Added new image button to hide labels on map citations
* Added new strings
* Field labels can be modified
* Project structure can be exported and imported
* Fixed several bugs related to Backup and Citation export and import