fix bug

git-svn-id: https://192.168.1.2/svn/IOS/ent/src/PadEnt7cbox@1566 147e8b5b-d571-564c-a00e-a70077d221f8
add background upload and download

git-svn-id: https://192.168.1.2/svn/IOS/ent/src/PadEnt7cbox@1567 147e8b5b-d571-564c-a00e-a70077d221f8
background upload

git-svn-id: https://192.168.1.2/svn/IOS/ent/src/PadEnt7cbox@1568 147e8b5b-d571-564c-a00e-a70077d221f8
fix edit bar in upload view controller

git-svn-id: https://192.168.1.2/svn/IOS/ent/src/PadEnt7cbox@1569 147e8b5b-d571-564c-a00e-a70077d221f8
fix background upload&download in ios7

git-svn-id: https://192.168.1.2/svn/IOS/ent/src/PadEnt7cbox@1570 147e8b5b-d571-564c-a00e-a70077d221f8
fix bug

git-svn-id: https://192.168.1.2/svn/IOS/ent/src/PadEnt7cbox@1571 147e8b5b-d571-564c-a00e-a70077d221f8
fix bug

git-svn-id: https://192.168.1.2/svn/IOS/ent/src/PadEnt7cbox@1572 147e8b5b-d571-564c-a00e-a70077d221f8
fix subject ui bug

git-svn-id: https://192.168.1.2/svn/IOS/ent/src/PadEnt7cbox@1573 147e8b5b-d571-564c-a00e-a70077d221f8
fix create subject ui bug

git-svn-id: https://192.168.1.2/svn/IOS/ent/src/PadEnt7cbox@1574 147e8b5b-d571-564c-a00e-a70077d221f8
add subject upload

git-svn-id: https://192.168.1.2/svn/IOS/ent/src/PadEnt7cbox@1575 147e8b5b-d571-564c-a00e-a70077d221f8