Merge pull request #325 from ddobrev/master

Added an option controlling the stripping of the "lib" prefix, if any, of the wrapped lib
Merge pull request #326 from ddobrev/master

Fixed the wrapping of free functions when using the single-file option
Added an option for automatically wrapping C/C++ structs as C# struct.

Signed-off-by: Dimitar Dobrev <dpldobrev@yahoo.com>
Fixed a crash when parsing va_list in a GCC 64-bit environment.

Signed-off-by: Dimitar Dobrev <dpldobrev@yahoo.com>