deposit: removal of 'Required' labels

Signed-off-by: Kamil Neczaj <kamil.neczaj@cern.ch>
deposit: fix for import message synchronization

* Displays messages from the query callback.

* Separates a function to generate messages.

Signed-off-by: Kamil Neczaj <kamil.neczaj@cern.ch>
deposit: fix for undefined special_mapping

* Checks if the given type of deposition has a
  special mapping before running the function.

Signed-off-by: Kamil Neczaj <kamil.neczaj@cern.ch>
base: fix for authors sorting in deposit form

* Removes workaround for proper scrolling in
  mobile version.

Signed-off-by: Kamil Neczaj <kamil.neczaj@cern.ch>
base: removal of custom row styling

* Fixes improper Authors alignment in deposit
  form.

Signed-off-by: Kamil Neczaj <kamil.neczaj@cern.ch>