Build Fuse App for MacOS / desertkun / #1

Job	Run time
Libspectrum lib (MacOS) / Build & Test	58s
Fuse Default UI (MacOS) / Build App	1m 12s
Fuse SDL 1 UI + sound (MacOS) / Build App	1m 16s
Fuse SDL 2 UI + sound (MacOS) / Build App	59s
Fuse GTK 3 UI (MacOS) / Build App	1m 6s
Fuse NULL UI + sound (MacOS) / Build App	1m 4s
	6m 35s

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