Revert "update LDPI "

This reverts commit 0f407e2495e6b8ee5e43540b3eba87863a31682f.
comment wifi

added to TODO list for later

Change-Id: I2b314098b9671da8f52a3e3d432ad4c7970716c7
revert to original from aoth

Change-Id: Ia487c039c46bb85ede02266a6702667d638cdd99
add ldpi overlay for Phone.apk

Change-Id: I400ef6e3ca45cc460e0d35cf3069673eb5216b1b