Initial hack without VCS

CT_GetBuffName removed, was broken
handle function for slash commands
use Hide()/Show() instead of null-height for frames
toggles for EH, MEH and Hit via Slashcommand
cmd option resistThreshold

resistThreshold defaults again to 50, is configurable via parameter
dealing with command and paramter string
error handling while setting resistThreshold
code formating
"all" toggle added

"all" toggle added,
code cleanup
Wrong Crit Calculation

Specced Defence was not taken into the calculation of crit (Warrior with
310 Defence had 5% crit against him without gear)
Merge pull request #14 from Tiffel/master

Nice work!  Apologies for the delay in my seeing this, but I don't play any more and haven't come here in a while.  More than happy to merge your changes.  This fixes #13