Added output directory to gitignore

For testing purposes, no need to share output directory.

Signed-off-by: Adam Brenner <aebrenne@uci.edu>
MySQLDump (XML Format) to AQL/ADM

Using mysqldump --xml output, we convert SQL to AQL/ADM using SAXParser. For
Big Data, this is a linear scan of the file along with very little memory
usage.

Signed-off-by: Adam Brenner <aebrenne@uci.edu>