Overlays listed first take precedence over overlays listed later.
List muskie/walleye overlays before adding common overlays. Also,
resources outside of the "values" directory are overlayed by the
file so copy the data in power_profile.xml under wahoo to
muskie/walleye.
BUG: 36796913
Test: Verified "App usage since last charge" under Settings->Battery
Change-Id: I96c08a30f0ea9392a0867ee78039567d6661c754
Enabled the muskie/walleye-specific overlay directories and added
auto-brightness values for muskie and walleye in their respective
config.xml overlays.
Bug: 35415845
Test: Manually verified adaptive brightness works.
Change-Id: Iaa0eac94ef275817ae85e2ed809a2ba036dd84a8