Downloads new Blocklist if any changes have been made

Methoda add for getting and setting the SHA in Prefs

Test file for BlockListDownloader

The download link modified to Mozilla repository

BlockList.txt added to raw directory

Download directory changed

filename changed

The download link updated

Log removed. Test file removed. blocklist is changed from .txt to .json

And other minor changes# Please enter the commit message for your changes. Lines starting

Minor fixes

Downloads new Blocklist if any changes have been made
Minor fixes
Minor fixes