Merge pull request #48 from TSEA56-2014-Grupp-1/bluetooth-connection

Bluetooth connection
RFID_scanner files added, not finished
Small changes for comparid rfid
RFID functions may work properly, not tested yet
Merge LCD into RFID
Merge remote-tracking branch 'origin/lcd' into RFID-scanner
Merged with lcd and added cproj-file
RFID reading working, compare-function is still unclear
read_RFID is working properly
Added start-button function
merged main_program into RFID-scanner
updated RFID-scanner to latest linefollowing and main_program
Rfid-reader can read tags from floor, not tested on track
chassi doesnt hold the bus when waiting for rfid-tag anymore
Added timeout_counter in LCD interface to stop program from hanging
Main program and reader now stable when button is pressed
commit before starting work on reverse if id is not picked up
robot can now find tags on the floor by driving backwards and forwards over them
Picks up rfid-tags on stations
added functions for sending decisions to pc and arm