Fixed order-by keyword.
Merge branch 'master' of https://github.com/arielnetworks/ponzu.db
allow string as `ids-or-key' of `fetch'.
fixed that not replaced "-" in SQL attributes by "_".
stopped throw CREATE TABLE query when deftable evaled.
added fetch :count.
added "ponzu.db" package for convinience.
rewrote ponzu.db.record using cl-annot.
added `fetch' for symbol.
changed `fetch' and `create-instance' to be a method.
fixed unit tests calling `fetch' with :where option.
fixed table#fetch and delete clsql's reader macro.
fixed wrong class name.
enabled table#fetch to take "conditions" as a plist.
table#fetch returns only one instance if :first or number is specifie…
…d as the second argument.
implemented deftable and fetch.