BibKnowledge: internationalisation fix

Signed-off-by: Javier Martin Montull <javier.martin.montull@cern.ch>
classifier: registry definition fix

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
installation: fix six version

* Addresses issue with creating forms based on WTForms-Alchemy.
  (addresses #1800)

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
docs: nit-picky documentation

* Adds nit-picky sphinx-build in travis build.

* Adds placeholder documents for the missing pages.

* Comments out all the badly documented modules.

* NOTE you can test that the documentation is fine by building
  it using: $ sphinx-build -nWE docs docs/_build/html

Signed-off-by: Yoan Blanc <yoan.blanc@cern.ch>
installation: update wtforms-alchemy to 0.12.6

Signed-off-by: Yoan Blanc <yoan.blanc@cern.ch>
docs: admin guides port from webdoc

* Adds auto-generated rst from webdoc admin pages.

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
formatter: sanity check recid is an integer in constructor

* When creating a BibFormatObject, if the recid passed is not an int
  cast it and alert the admin.

* Cherry-picked from d66c87f54413f8c871749e86a0f41c50d2d645d5
  inspirehep/ops/prod.

Signed-off-by: Javier Martin Montull <javier.martin.montull@cern.ch>
formatter: sanity check recid is integer or long

* When creating a BibFormatObject, if the recid passed is not an int
  or a long, cast it and alert the admin.

* Also convert to int when it is taken from the marcxml.

* Cherry-picked from c614bcc7fe22531b11c68ac29aca73bc6fb73169
  inspirehep/ops/prod.

Reviewed-by: Javier Martin Montull <javier.martin.montull@cern.ch>