cqfd: add android configuration

cqfd configuration file tailored for android, android_cqfdrc
It contains different flavors working for the android client (debug,
release, daemon-only)

cqfd relies on a dockerfile. This file will be in the client-android repo.

Command example:
./cqfd -f .cqfd/android_cqfdrc -d client-android/ release

Change-Id: If0217959b89291f358ac1db6014012812086832e
Reviewed-by: Romain Bertozzi <romain.bertozzi@savoirfairelinux.com>

.cqfd/android_cqfdrc

+[project]
+org='savoirfairelinux'
+name='ring'
+
+[build]
+; default behaviour
+command='cd client-android && ./compile.sh'
+flavors='ci release daemon'
+
+[ci]
+command='cd client-android && ./compile.sh'
+
+[daemon]
+command='cd client-android && ./compile.sh --daemon'
+
+[release]
+command='cd client-android && ./compile.sh --release'
+