Added build status icon to README.
Remove use of 'auto' keyword.
Merge pull request #597 from eightyeight/fix-vs2008

Fix VS2008
Merge pull request #593 from eightyeight/tc-status-icon

Added build status icon to README.
Removed unnecessary parameter in a simObject getter method
Fixed the assert crash by making sure the glow material instance keeps the original material instance's user object
Merge pull request #614 from lukaspj/UnnecessaryParamter

Removed unnecessary parameter in a simObject getter method
Merge pull request #615 from Areloch/Issue_437

Fixed the crash when using glow material on billboard groundcover