dummy class which will eventually implement SSDictCursor
Implemented SSDictCursor
Check conn._result before running _finish_unbuffered_query()
cursor.fetchmay() checks self._row is None too late. (fixes #101)
Merge remote-tracking branch 'origin/pr/152'

Conflicts:
	pymysql/cursors.py
Fixup SSCursors
Merge branch 'master' into cursor-iterating