wxpython: Fix for Linuxbrew. (#354)
wxpython: Fix for Linuxbrew. (#354)

wxpython required Python be built as a framework, was trying to use
Mac-specific compiler flags, and was trying to use Cocoa.
rwhogg/homebrew-core,maxim-belkin/homebrew-core,maxim-belkin/homebrew-core,Linuxbrew/homebrew-core,rwhogg/homebrew-core,LinuxbrewTestBot/homebrew-core,Linuxbrew/homebrew-core,LinuxbrewTestBot/homebrew-core