Replaced the use of some deprecated methods.
Dealing with WorldEdit, it is still neccesary to use deprecated Material methods, as WorldEdits BlockType/ItemType doesn't neccesarily match Material.
MultiVerse-Core Support.
Use Bukkit's preferred method for generating worlds. Neccesary for utilization of MV API and removes use of deprecated methods. Use MV to generate worlds, unload worlds and delete folders if it is present. Also unloads worlds before the world folder is deleted.
Safely unload world before deleting folder.
Merge branch 'dev' of /home/git/repositories/andypandy89/skywars