Center status text

Signed-off-by: Darkrulerz <Dark_rulerz@hotmail.com>
Initialize the window AFTER loading the cascade
Prevent recognize() from running when no data is known
Remove var from Storage, only being used in Trainer
Remove trainPersonNumMat, should be personNumTruthMat for realtime-scanning
Create var NUM_FACES_REQUIRED
Cleanup: Width and height can be retrieved from the rectangle
Rename instance to correspond to the Java codestyle rules
Create folders at startup
Enable face recognition