Sascha Schwabbauer

UIActivityCategory support

1

Added '+ (UIActivityCategory)activityCategory' to support iOS 7's share category

Cross compiling from macOS to Emscripten fails because of automatically added -stdlib=libc++

4

### Environment Details * Operating System+version: macOS 10.15.5 * Compiler+version: Apple clang version 11.0.3 and Emscripten 1.39.19 * Conan version: 1.27.0 * Python version: 3.7.7 ### Problem description I'm not...