Removed pending tags for MySQL and PostgreSQL.  All specs pass for them
Removed pending tags for MySQL and PostgreSQL.  All specs pass for them

* Added pending tags for SQLite3.  It seems as if it cannot handle large
  numbers, and the values that come back are negative and no-where near
  what was expected.  I do not know if this is a do_sqlite3 bug or an
  SQLite3 bug.
* Added more specs that were previously stubbed out

mattetti/dm-more,bterlson/dm-more,merbjedi/dm-more-hacked,bterlson/dm-more,mattetti/dm-more,merbjedi/dm-more-hacked,cachafla/dm-more