Small changes
aries-common: define NEEDS_VECTORIMPL_SYMBOLS for tvout

Change-Id: I50463fe38354111bdb739d1425eeb0ff67bcf1ae
aries-common: enable BOARD_SCREENRECORD_LANDSCAPE_ONLY

Requires http://review.cyanogenmod.org/55162

Change-Id: I342df923ebdc558e029aface7e6dc00dc203a37f
aries-common: use KitKat zRAM setting

CM's compcache has been removed, so we need to migrate to KitKat's
mechanism. The value is set to 64 MB for now, which is approximately
equal to the old 18% setting.

Change-Id: Ib780aed8c336cea5baf0f672e41179ef85790061