Core/Spells: Fix fishing on areas with liquid data but no valid height
Merge pull request #12050 from Trisjdc/u_liek_fish_questionmark

Core/Spells: Fix fishing on areas with liquid data but no valid height
DB/Creature: Fix Argent Tournament Vendors

By dr-j, closes #10351
Move file 2014_05_12_00_world_misc.sql
DB/Creature: Fix Antipersonnel Cannon (1) immune mask

Closes #11944, by gecko32
Core/Misc: Fix static analysis issues

Fix uninitialized values spotted by coverity.
Remove unused "dynamic analysis" code, use Valgrind or another dynamic analysis tool instead if needed.
Core/Arena: Fix exploit in arena team

Fix exploit that allowed anyone to add a target Player to any arena team.