Add Cloak module #1122

Job	Run time
gir	1m 20s
windows (amd64_x86)	5m 35s
windows (amd64)	5m 10s
android-arm (arm)	1m 47s
android-intel (x86)	5m 58s
freebsd-arm64	2m 2s
android-arm (arm64)	2m 7s
android-intel (x86_64)	8m 2s
ios-arm64	2m 31s
linux-mips (mips, g++-mips-linux-gnu)	1m 20s
linux-x86	2m 41s
linux-x86_64	2m 11s
linux-mips (mipsel, g++-mipsel-linux-gnu)	1m 14s
macos-x86_64	4m 28s
linux-mips (mips64, g++-mips64-linux-gnuabi64)	1m 15s
linux-mips (mips64el, g++-mips64el-linux-gnuabi64)	1m 21s
qnx-armeabi	2m 20s
	51m 22s

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