Merge pull request #318 from ddobrev/master

Fixed the generation of default argument when a reference is assigned a value
Fixed the wrapping of bit masks in default arguments.

Signed-off-by: Dimitar Dobrev <dpldobrev@yahoo.com>
Fixed the renaming of overloads generated because of default arguments.

Signed-off-by: Dimitar Dobrev <dpldobrev@yahoo.com>
Handled built-in binary operators in default arguments.

Signed-off-by: Dimitar Dobrev <dpldobrev@yahoo.com>
Fixed default arguments with enums directly declared in headers.

Signed-off-by: Dimitar Dobrev <dpldobrev@yahoo.com>
Worked around a specific default argument construct used in Qt.

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