Android: do not force the rebuild of config files

Change-Id: Ic6bc2bc7177b1f266b9c0d1ccdfb925c1aa00d46
route: remove useless ipv6 header

Change-Id: I4cb0f232be6b7060e9a1bd66b4946060911405de
vi: try to insert utf8 at the right place

only check if we are inside an utf char for the moment

Change-Id: I60bbefcb1fa71e072a15c56985a53706ab53dc2e