Add Cloak module #1078

Job	Run time
android-intel (x86)	1s
freebsd-arm64	1m 55s
android-intel (x86_64)	1s
android-arm (arm)	25s
gir	1m 17s
android-arm (arm64)	1m 18s
ios-arm64	5m 27s
linux-mips (mips, g++-mips-linux-gnu)	1s
linux-x86_64	2m 12s
linux-x86	2m 25s
linux-mips (mipsel, g++-mipsel-linux-gnu)	1s
macos-x86_64	3m 31s
linux-mips (mips64, g++-mips64-linux-gnuabi64)	1s
linux-mips (mips64el, g++-mips64el-linux-gnuabi64)	1s
windows (amd64_x86)	4m 41s
qnx-armeabi	1m 45s
windows (amd64)	4m 43s
	29m 45s

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