ville: move local path to avoid conflicts

build/core/base_rules.mk:130: *** device/htc/ville/rootdir: MODULE.TARGET.ETC.fstab.qcom already defined by
device/htc/m7-common/rootdir.

Change-Id: Ieaa38aed81a50085c928f275249a7cb054008b38
Merge remote-tracking branch 'upstream/cm-10.1' into cm-10.1