Fixed issues #1 and #3.
Check if recipe implements CB's added method to IRecipe and if not, catch error to avoid crash. Fixes issue #5.
Add ThreadLoginVerifier constructor without CraftServer

Attempt at fixing #11
Update link to srgtool
Move srgtool download to https://bitbucket.org/agaricusb/srgtools/downloads
Merge branch 'master' of ssh://git@github.com/MazeXD/MCPC-Plus.git