Merge pull request #452 from Glitchfinder/master

Fixing yet another concurrency error.
Pass location & type as params, rather than calling inside the function.
More mining restructuring.
Remove our workaround for NBT tag issues since Bukkit fixed it.
More mining updates.
Fixed parameterization issue.
Remove a few unused imports & variables.
Use new Bukkit DyeColor data.
More mining restructuring.
Whoops, forgot to change a reference.
Remove unused import.
Fix for Super Breaker & Giga Drill Breaker double/triple drops.
Starting on cleaning up null checks & type casting
Protected, not public.
Merge pull request #454 from Glitchfinder/master

Fixing a minor omission in the Permissions setup.
Setting up Travis CI.
Metadata does nothing, apparently.
Cover ALL the bases.
Merge branch 'master' of https://github.com/mcMMO-Dev/mcMMO
Basic error check for backwards compatibility with dye colors.