SailfishOS Anbox install on idol3

### As root (devel-su), on the phone via SSH :
# Add mal's Anbox for SFOS repository
ssu ar home_mal_anbox http://repo.merproject.org/obs/home:/mal:/anbox/sailfish_latest_armv7hl/
pkcon refresh
pkcon install anbox-sailfishos anbox-sailfishos-image-mixed-32-64-bit
rm -f /var/lib/anbox/overlay/system/lib64/libGLESv*
cp /vendor/lib/egl/libEGL_adreno.so /var/lib/anbox/overlay/vendor/lib/egl
# Install a keyboard APK, eg on https://f-droid.org/
cp *apk /var/lib/anbox/data/app
# Restart Anbox
systemctl restart anbox-container-manager
# There's no "back" button for now
# Run Anbox from app screen again to go back to Anbox app launcher