BibCatalog: ticket_submit() docstring update

* Fixes the inconsistency in the documentation of ticket_submit(), since
  this function returns ticket_id on success.  (PR #2094)

Signed-off-by: Sebastian Witowski <sebastian.witowski@cern.ch>
Reviewed-by: Tibor Simko <tibor.simko@cern.ch>
BibSched: authorization typo fix in BibTasklet

* Fixes authorization typo in BibTasklet.  (PR #1746)

Reported-by: Georgios Papoutsakis<georgios.papoutsakis@cern.ch>
Signed-off-by: Jan Aage Lavik <jan.age.lavik@cern.ch>
Reviewed-by: Tibor Simko <tibor.simko@cern.ch>
Merge branch 'maint-1.1'

* maint-1.1:
  BibSched: authorization typo fix in BibTasklet
BibCatalog: Changed ticket_id type to string

* Changes the ticket_id returned by the RT ticketing system from int
  to string, so it's homogeneous with email ticketing system.

* Fixes the error in string formatting in oai_harvest_daemon.

* Amends the documentation for several tickets' related functions.

Signed-off-by: Sebastian Witowski <sebastian.witowski@cern.ch>