Initial updates to engine version 0.19/1.0
sync default mod with master
Merge remote-tracking branch 'remotes/origin/master' into feature/engine_0.19
Update maps for latest engine

Original author: Igor Paliychuk
Remove enemygroup layer from castle maps
Export all maps with Tiled
Merge pull request #71 from dorkster/testing

Update maps for latest engine
Fix intermap teleports for maps

Original author: Igor Paliychuk
Remove obsolete key "allow_power_mod" from powers/powers.txt
Convert frame durations to ms
Add background to power tree

This fixes the powers not being visible, but this is a bug and we should
not require a background image to render powers icons.
Merge pull request #72 from dorkster/feature/engine_0.19

Feature/engine 0.19
Re-add "repeat=false" to maps

Original author: Igor Paliychuk
Fix NPCs and title music

Original author: Igor Paliychuk
Fix animation timing to account for frame counts
Change trap event type to on_trigger in volcano3 map
Fix gaps in listbox graphics
Fix gap in tab graphics and fix color/size of keybinds window
Fix parsing of ActionBar menu config
Fix statbar menus and fix Lightning animation duration