dataMgr:importerParser: add option '-e' and 'depart' mode for '-m'

1) Add new option '-e' to contain extra information used with other
   options if needed.
2) Add 'depart' mode for option '-m' to support depart big table into
   sub Future tables.
3) Fix mistake that do not return when checking failed.

Signed-off-by: Zhengwang Ruan <ruan.zhengwang@gmail.com>