Before pull hongkun code.
Merge branch 'rfrost'
Merge branch 'master' of https://github.com/hongkunyoo/pin_the_cloud
Merge with hongkun. It includes dropbox logic.
I moved some array variables to each manager class. I have to arrange each cloud mode login logic.
I debuged for polymolpism of login logic.
I removed app.istoragemanager.
I'm doing file upload logic.
I added logic of file upload thread.
change Account acuiring job
stablize each Storage manager logic
Merge branch 'master' into hongkun