Fix double application of resistance on aura damage effects
Merge pull request #1329 from Krahken/master

Fix double application of resistance on aura damage effects
[mr2705] Rework "fix double application of resistance"
* also remove double application from SPELL_AURA_PERIODIC_LEECH and SPELL_AURA_PERIODIC_HEALTH_FUNNEL
Merge branch 'master' of git://github.com/mangosR2/mangos into mangosR2
Merge branch 'mangosR2' of github.com:przemratajczak/mangos into mangosR2