armv7, mark them so.
This is part two of a multipart commit to bring armv7 ports to parity
with armv6.
Approved by: portmgr (tier-2 blanket)
Obtained from: lonesome.com -exp run
- Remove options, leaving only sqlite 3 support, split sqlite2
support in a separate slave port [1]
- Convert to USES=sqlite (depends on [1])
Suggested by: mandree (thanks) [1]
