Output File

Writes output directly to  file instead of relying
on output redirection from terminal.

Adds testing mode for uploader.

 On branch master

 Changes to be committed:
	modified:   Ltt/Display.pm
	modified:   Ltt/Upload.pm
	new file:   Ltt/Writer.pm
	modified:   json/constants.json
	modified:   ltt-rankings.pl
	new file:   ltt-rankings.txt