[FrontEnd] Added lock to allocateMark method
[FrontEnd] Fixed off by one error within mark calculation
[FrontEnd] Used median y-value to get more accurate tick mark allocation
[FrontEnd] Match tick to its closest matching region and assign mark
[FrontEnd] Removed unused code from mark allocation method
[FrontEnd] Added text view for current page score
[FrontEnd] Added subQuestion mark allocation
[FrontEnd] Added method to get results in DB string format
[FrontEnd] Removed AlertDialog used for testing DB String
[FrontEnd] Added custom layout for mark summary display on finalize screen
[FrontEnd] Solved null pointer exception in valueStore and modified mark summary display