[mr2708] Optimize calculate partial spell resist (wotlk)
* clear and speed up
Revert "[mr2708] Optimize calculate partial spell resist (wotlk)"

This reverts commit f67955e9caeab77d790f17fb5d51ee239ceed71c.
[mr2708] Optimize calculate partial spell resist (wotlk)
* clean and speed up
[mr2708] Optimize calculate partial spell resist (wotlk)
* clear and speed up
Merge branch 'master' of https://github.com/mangosR2/mangos
SD2 update
[mr2709] Implement resistance calculate for WOTLK
* finally valid calculation
* fully tested, works fine
Revert "[mr2697] Fix possible BIH crash in unloading map. #1288"

This reverts commit c1e35032f62a2f9738b956002a6d28fa36fc799a.
[mr2710]Check grid load state before make dismounting for units. related to #1288

Signed-off-by: mns <pgameserver@gmail.com>
[mr2711] Fix broken unloading arena maps. #1083
[mr2712] Optimize resistance calculation
speed up: remove empty loops
Typo
fix logic in mr2712
[mr2713] Continue optimize resistance calculation
speedup: don't calculate if initially no resistance chance
merge mangos