Merged revisions 2407:2436 from 1.5 branch. CopyToScaling bug fix, big endian .x bug fix, STL loading fixed, binary attributes loading fixed.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@2440 dfc29bdd-3216-0410-991c-e03cc46cb475