Implemented flySpeed Permissions.

Signed-off-by: Mike Howe <dockter@almuramc.com>
New implementation of server side / client side cheats and permissions.

Signed-off-by: Mike Howe <dockter@almuramc.com>
Merge branch 'master' of https://github.com/Legacy/Spoutcraft
Fix for HTTP based custom Textures.  Should fix Custom Creature Texture plugins, Fixes ListWidgetIcon rendering.

Signed-off-by: Mike Howe <dockter@almuramc.com>