OpenCollada patch

We contribute our improvements back to original projects, however, recent improvements may still be present only in Lightsprint SDK.

Patch1

We submitted patch at http://code.google.com/p/opencollada/issues/detail?id=71 It fixes randomly inverted opacity.

Patch2

We submitted patch at http://code.google.com/p/opencollada/issues/detail?id=92 It fixes crashes.

Patch3

We submitted patch at http://code.google.com/p/opencollada/issues/detail?id=94

Patch4

We submitted patch at http://code.google.com/p/opencollada/issues/detail?id=119 It fixes crashes.

Patch5

We submitted patch at http://code.google.com/p/opencollada/issues/detail?id=120 It fixes Visual Studio 2010 compilation.

Patch6

SDK supports import of additional camera types, patch not created yet.