Update "Textures Missing" error message to reflect actual folders used
Fix casting on arc* functions found by Dunbaratu.
Merge pull request #80 from thanpolas/patch-1

Update "Textures Missing" error message to reflect actual folders used
Fix for issue #76
Merge branch 'master' of https://github.com/Nivekk/KOS
Merge pull request #84 from a1270/arccosfix

Fix casting on arc* functions found by Dunbaratu.