wait for device before doing backup/restore
fix #242
Merge pull request #246 from askeing/add_wait_before_backup_restore

wait for device before doing backup/restore
Modify the download desktop b2g tool for export the download folder path.
Merge pull request #249 from askeing/master

Modify the download desktop b2g tool for export the download folder path...
Revert "Modify the download desktop b2g tool for export the download folder path..."
Merge pull request #250 from Mozilla-TWQA/revert-249-master

Revert "Modify the download desktop b2g tool for export the download fol...
Remove the magic vaule of shallow_flash.sh.
- if there is no gaia/gecko path, then show error message and exit.
Fix #252
Merge pull request #254 from askeing/master

Remove the magic vaule of shallow_flash.sh.