Update install.rst
Do not show a button for creating a question or a pr assignment if there's already one of them created

The option of creating a peer review assignment or a question is not shown when
one of them already exists, as the classroom view does not handle KQs with both
a peer review and a question.
Use the weight in the teacher admin, instead of the normalized one
Merge pull request #32 from fid-jose/master

Allow creating only either a Question or a PR in a KQ
Add JS translations to the classroom view

They were being used but the lib wasn't being loaded
Remove useless console.log call
Removing Opentia copyright notices

According to the contract signed between the Opentia Group and the
Rooter Group, from now and for the existing developments done by Opentia
team will hold only the copyright of Rooter Analysis, S.L.
feature no-video quantums
Merge pull request #26 from kaleidos/feature-novideo-quantums

feature no-video quantums
Fix bug related to retrieve solutions of homeworks and exams
Bugfix when editing units, wrong check of media content id
Update documentation. SAML configuration
More SAML documentation
Improve gravatar url generation

Avoid adding an empty 'default' GET parameter to the src of the
image, it was making Gravatar fail.
Update API tests
Now unit edit validations are triggered on tab changing
Set email in lowercase when building the certificate url
Merge pull request #36 from kaleidos/better-unit-edit-checks

Now unit edit validations are triggered on tab changing
Minor improvements to content validation and some missing translation
Bugfix, don't check content id or url in units

Avoid hide the edit button in units if their title is too long.