fixes regression introduced in 40fdfc50a198f108d32e8f0ca1a7632b65d247c0

 - tagged framework support fixed
update internal framework to API 21 (lollipop)
add anydpi qualifier
[tests] add test for watch (api 20)
update internal aapt to API 21
added support for TYPE_DYNAMIC_REFERENCE
[skip] update changes
Add support for BCP-47

 - Switch to BCP-47 was to move away from hideous java locale toString
 - mnc1 padded to mnc01
 - mnc10 padded to mnc010
[tests] add tests for lollipop (API 21)
fix placement of lollipop natural qualifier check