bluedroid_builcfg / ramdisk: take advantage of the new a2dp tuning

Using this now:
http://review.cyanogenmod.org/#/c/33594/
 #define A2DP_HW_SYSFS_TUNER "/sys/devices/platform/tegra_uart.2/a2dp_tuning"
 #define A2DP_HW_SYSFS_TUNER_OFF "0"
 #define A2DP_HW_SYSFS_TUNER_ON "1"

Change-Id: I5385847fdbd987074cc3dee4d0acfa18a6c4a244
endeavoru: activate LED configuration settings - Tbalden (CM)

Overlaying possible speed/length spinner values
with 1 possible element for speed,
and two possible for length
in arrays.xml of Settings app.
Two possible length: Normal and Always on as
they work with current liblights. You can have a
constant green light with Always on.

Change-Id: I419138466731a83270ade8220c2a174c4af01ad8

Conflicts:
	overlay/frameworks/base/core/res/res/values/config.xml