Restore compiler flag to neon-vfpv4

Revert "Restore compiler flags, change fpu to neon"

This reverts commit b5f0f3aba9b6823f9e00bca3b919eb465dcac903.

Revert "Remove unsupported compiler flags"

This reverts commit 88811218c1d22fe526f6a66de71d91d7a9af6a53.

Change-Id: I1eba2f6d3ded06cc33ed689d5206f973431d4db4
Set BOARD_USES_LEGACY_ALSA_AUDIO to be compatible with aosp/caf

Change-Id: I75799fbfa313eef8b72fb6d7bba72fe1c59cbcc4
Merge branch 'cm-11.0' into martincz