Merge pull request #546 from kavinsky/master

done spanish translation
fixes #414
0.9.0 build
plugins fixed, need do some addon tweaks
small issues fixed
in-game radio help removed (no one used it because of tooltips :) )
old sign files removed
performance tuning + LR for new OPFOR truck
fixes #547 (release build ? :) )
small fix
fixes #549
release package updated
rename class
fixes #550
small fix
small fix 2
readme updated
fixes #560
Fixed server side code breaking when passed incorrect radio request list (not an array)

Passes back ERROR:47 to client if incorrect radio request type is sent to client and written to RPT file.
Merge pull request #563 from CorruptedHeart/ServerBreakFix

Fixed server side code breaking when passed incorrect radio request list...
Double entry for translation item removed.
Merge pull request #564 from CorruptedHeart/StringtableFix

Double entry for translation item removed.