577293569a0e7ba8fdb0411401c86fc1bd5dcbde

fix a silly bug in version detection, - added an OSX sdk-check jensverwiebe, needs to get commit access!, but will apply his patches for now.
fix [#28172] Cannot restore Add-ons tab in user preferences after a failed attempt to install an add-on.
…
Description
No description provided
Languages
C++
78.1%
Python
15%
C
2.8%
GLSL
1.8%
CMake
1.2%
Other
0.9%