Revert "Z7e and Base - fixed defconfig for no ramfs and distro for dependency"

This reverts commit 7b250bf0239cd0190a4970a4faaad0ca9fef145c.
Defconfig changes seem to cause issue with serial getty.
Angstrom Base & Z7e defconfig
Angstrom Base - Locked some layers to certain known working commits
instead of daisy:HEAD (systemd in particular was giving trouble)
Z7e defconfig - removed INITRD support. now boots without ramfs load
iVeia Beta Release