WORLD EDITOR CHANGES

Trigger Editor
- The "Image" category and actions now appear after the "Item" category.
- The "Ubersplat" category and actions now appear after the "Unit Group"
  category.
- Fixed script generation errors when using the "Terrain Pathing Is Off"
  function.  This is now a Boolean function.
- Fixed script generation errors when using variables of the following
  types:
    - Attack Type
    - Combat Sound
    - Damage Type
    - Effect Type
    - Pathing Type
    - Sound Type
- Sorted lightning type presets.
- Appended "Cliff" to cliff terrain types, to distinguish them from
  non-cliff terrain types.
- Renamed "Life Drain" and "Mana Drain" to "Drain Life" and "Drain Mana",
  respectively.
- Cleaned up the name, grammar text, hints and/or sorting order for the
  following trigger functions/calls:
    - (Boolean) Environment - Terrain Pathing Is Off  (was Terrain
      Pathable)
    - (Unit) Event Response - Damage Source
    - (String) Game - Ability Name
    - (String) Game - Ability Effect Art Path  (was Ability Effect Art)
    - (String) Game - Ability Effect Sound Name  (was Ability Sound)
    - (String) Hero - Hero Proper Name
    - (String) Trigger - Trigger Name
    - (Real) Lightning - Red Color of Lightning
    - (Real) Lightning - Green Color of Lightning
    - (Real) Lightning - Blue Color of Lightning
    - (Real) Lightning - Alpha Value of Lightning  (was Alpha Color of
      Lightning)
- Cleaned up the name, grammar text, hints and/or sorting order for the
    following trigger actions:
    - Environment - Change Terrain Type
    - Environment - Turn Terrain Pathing On/Off  (was Turn Pathing
      On/Off)
    - Floating Text - Suspend/Resume
    - Floating Text - Permanent/Expires
    - Floating Text - Change Color
    - Floating Text - Change Lifespan
    - Floating Text - Change Fading Age  (was Change Fadepoint)
    - Floating Text - Change Age
    - Game - Enable/Disable Selection  (was Enable/Disable Select)
    - Game - Enable/Disable Drag-Selection  (was Enable/Disable Drag
      Select)
    - Game - Enable/Disable Pre-Selection  (was Enable/Disable Pre
      Select)
    - Image - Create
    - Image - Change Color
    - Image - Change Render State
    - Image - Change Render Always State
    - Image - Change Above Water State
    - Lightning - Create Lightning Effect  (was Create Lightning Effect
      At Points)
    - Lightning - Move Lightning Effect  (was Move Lightning Effect To
      Points)
    - Lightning - Set Lightning Effect Color
    - Unit - Add Classification
    - Unit - Remove Classification
    - Unit - Issue Drop Item Order  (was Drop Item On A Point)
    - Unit - Issue Move Item In Inventory Order  (was Drop Item In Slot)
    - Unit - Issue Give Item Order  (was Drop Item On A Unit)
    - Unit - Damage Area
    - Unit - Damage Target
    - Unit - Decrease Level Of Ability For Unit
    - Unit - Increase Level Of Ability For Unit
    - Unit - Set Level Of Ability For Unit
    - Ubersplat - Create
    - Ubersplat - Change Render State
    - Ubersplat - Change Render Always State
- Added an event and three new trigger functions for future tournament
  support:
    - (Trigger Event) Tournament Event
    - (Real) Tournament Time Remaining
    - (Integer) Tournament Melee Score
    - (Integer) Tournament Finish Rule