#765 Make quirrel-sql.sh detach from console

[Anonymous]

Please add the ampersand to the end the last row in startup file.
F.e. $JAVA -Xmx256m -cp "$TMP_CP" $MACOSX_SQUIRREL_PROPS net.sourceforge.squirrel_sql.client.Main --log-config-file "$UNIX_STYLE_HOME"/log4j.properties --squirrel-home "$UNIX_STYLE_HOME" $NATIVE_LAF_PROP $SCRIPT_ARGS &