Adding submodules for client-common-java and emojicon

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Setup script will not clone anymore

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
ANDROID_HOME will be set from environment

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Update commit pointer for emojicon

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Update commit pointer for emojicon

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Update commit pointer for emojicon

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Merge branch 'master' into audio_message
Merge branch 'audio_message' into ptt_message