Netsight-cloudstorage

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- Added more verbose error logging to callback task
[benc]
- Added more logging to callback view
[benc]
- Updated requests required version
[benc]

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- Added more logging to upload_callback to aid debugging
[benc]

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- Removed bucket creation in transcoding - no longer needed as not creating pipeline
[benc]
- Fixed email notifications configuration
[benc]

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- Removed pipeline creation
[benc]
- Made pipeline name optional in control panel
[benc]

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- Added workaround for "connection reset by peer"
[benc]

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- Added abaility to disable email notifications
[benc]