Added extra blocked commands used to bypass //brush 

I've added commands which enable //brush even though it is blocked (/size and //mask) to the blocked commands list (for superadmins only).
Restructured /saconfig. Resolves #322. Resolves #303.
Merge pull request #316 from KingDragonRider/master

Blocked /size and //mask. Resolves #316
Change to v1_7_R4 for Spigot's pseudo-1.8 support.
Smite players with /stfu -s. Fixes #325.
Adjust filename filter for schematic manager.
Merge branch 'master' of https://github.com/Obi2kanobi/TotalFreedomMod into Obi2kanobi-master
Tweak whitespace, change description.
Merge branch 'Obi2kanobi-master'
Fixed spelling mistake in Command_rd.java
Merge pull request #346 from ItzLevvie/patch-2

Fixed spelling mistake in Command_rd.java
Added the ForceIP feature - Resolves #224
Removed the whitespace.
Fixed Formatting Issues - Forgot it was allman style there.
Fixed another slight formatting issue.
Tweaked the config notes for Hostname & Port to make it a bit more descriptive
Removed Hostname and Port from the config - Now using the server address.
Changed the default config entry for the server address & added a little tweak.
Managed to tweak the port requirement, isnt actually needed like I thought.
Merge pull request #349 from Wild1145/master

Added ForceIP. Resolves #224