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>
assets: require.js + uglify.js

* Updating webassets and Flask-Assets to 0.10-dev.
  BROKEN see: https://github.com/miracle2k/flask-assets/pull/67

* Hacking the assets extension to remove the initial "/" to js modules
  otherwise r.js is confused.

* Using require.js in dev and almond.js in production.

* Using bootstrap 3 via require.js

* NOTE: It's a PROOF OF CONCEPT! THINGS ARE GONNA BREAK!!

Signed-off-by: Yoan Blanc <yoan.blanc@cern.ch>