[#7]Preparing to allow editing of error uploads.
Added scrolling view to ScoringActivity.
[#7]Added UploadEditActivity.
UploadListActivity can now go to UploadEditActivity.
[#7]Seperate incrementing/decrementing of upload counters into its own methods.
Added functionality to UploadEditActivity save button.
Added functionality to UploadEditActivity cancel button.
[#7]Make progress bar in upload list activity base on whether task is processing.