Adds Platform support for WorldEdit CUI
Merge pull request #298 from DarkArc/master

Fixes WorldEdit CUI.

Closes WORLDEDIT-3150.
[Bukkit] Added runtime dependency for running Bukkit.
Restored tab completion of player names.

Fixes WORLDEDIT-3144.
Fixes //desel no longer working.

Closes WORLDEDIT-3146.
Clamp acceptable density for //flora and //forest.

Fixes WORLDEDIT-3148.
Allow masks parsed from input to ignore the blacklist.

Fixes WORLDEDIT-3149.
Fixes masks parsed from input not using block wildcards.

Closes WORLDEDIT-3147.
Merge branch 'master' into slow_execution

Conflicts:
	src/forge/java/com/sk89q/worldedit/forge/ForgePlatform.java
	src/main/java/com/sk89q/worldedit/extension/platform/Capability.java