Simple Raid Target Icons (1.21 - 50400)

Change Log:
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v1.21-50400 (Dridzt)
- toc update, compatible with 5.4 "Siege or Orgrimmar"

v1.21-50300 (Dridzt)
- .toc update, compatible with WoW 5.3.0

v1.21-50200 (Dridzt)
- .toc update, compatible with WoW 5.2.0

v1.21-50001 (Dridzt)
- Fix StUF initialization.
- Expand experimental support for 3rd party custom UnitFrames:
-- Power users can set a keybing from game options to Register their custom unitframes with SRTI.
-- Addon authors can use SRTI.RegisterExternalFrame(frameName, addonName) to register their unitframes with SRTI if they so wish.
-- Tested with a bunch of oUF_* unitframe plugins.

v1.20-50001 (Dridzt)
- Support Boss Frame 5 from default frames
- Experimental support for Target|Focus of popular custom UFs (XPerl, PitBull4, Perl, ShadowedUF, Stuf)

v1.17a-40300 (Dridzt)
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- More MoP Beta fixes (options screen)

v1.17-40300 (Dridzt)
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- MoP beta compatibility (build 15799 tested)

v1.16-40300 (Dridzt)
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- .toc update, compatible with Hour of Twilight (4.3)

v1.16-40200 (Dridzt)
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- 3rd party nameplate addons compatibility
(Aloft, TidyPlates, caelNameplates + clones, dNameplates, eNameplates, rNameplates (zork), NamePlatesAdvanced (NPA))
- .toc update, compatible with Rage of the Firelands (4.2)

v1.15-40100 (Dridzt)
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- WoW 4.1 nameplates support (default blizzard and caelNameplates tested, other 3rd party nameplate addon support not verified yet)
- .toc update.

v1.15-40000 (mhennings, Dridzt)
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- Scale option for the radial menu (thanks to mhennings for initial implementation)

v1.14-40000 (Virance, Dridzt)
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- Optional integration with PugLax v1.70 and higher for CC customized raid icon menu.

v1.13b-40000 (Dridzt)
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- Fix for an error reported on PTR 4.0.1.
- Settings are now saved per characte...

Description:
--------------------
Credits: Brodrick (authoring SRTI until WoW 3.0), Qzot (original concept)

Description:
Simple Raid Target Icons (SRTI for short) allows the player to quickly mark raid targets
by performing modified clicks or pressing keybind, on the 3D models in the game world.

Features:
Shows a radial menu on

Single click with configurable modifier (alt, ctrl, shift).
Double-click with configurable speed threshold.
Keybind to show the radial menu.
Preview frame to test the settings.
Keybind to apply mark on mouseover.
Works with nameplate clicking.
Works with Target|Focus|BossFrames.
*new* Experimental support for non-Blizzard unitframes
(Target|Focus of some popular addons supported 'out of the box' (STUF, Shadowed, XPerl, Perl, PitBull4)
Keybind for power users they can hit once while hovering their custom unitframes to register them with SRTI.
(mainly as a way to support the myriad oUF* plugins, but other custom UFs might also work)
Optional integration with PugLax (thanks to Virance)
for customizing icon appearance based on Crowd Control assignments.
You will need to pull up options with /srti and check "PugLax".

Configuration:
/srti

Notes:
Version 1.13 is backward compatible with WoW 3.3.5; check "load out of date".

Q&A
Q: What is "Select Icon on Hover"?
A: When the radial menu is shown, you can select an icon by moving your cursor over the icon instead of c...