merge from donut
add armv6 support
testing: remove extra recovery which may be redundant, and add generic vold.fstab
this seems to avoid the kernel build failures i think
remove AccountAndSyncSettings (tentative)
add some stuff from new armv6j
more zsh fixes
Link rather than copy wireless module (to save space)
remove unwanted and unused packages

Change-Id: Ia183ca093690fe08864ab00efa0a2c0235eeb54b
remove some unwanted default packages

Change-Id: I0debe7d526f5c5cdde2beff77767d8aba1b76193