omap4-common: move powervr.ini to the proper location

Change-Id: I598ada91af0e3404207b9c7b55566f3919cd02f0
omap4-common: fix symlink to gralloc file

Change-Id: If485b775d58d36092d557e496a4bb146c517e7d9
omap4-common: update .mk for etc/wifi/TQS_S_2.6.ini location

Change-Id: I15339124c3c08fcc261927a907dcacae558c6e46
omap4-common: fix location for pvr binaries

Change-Id: I4824ac01bb620ba3c950de96c0524d82bc50fcfd