Karaage

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* Fix various errors.
* Fix broken calls to render.
* Fix validation logic, licence details, new software.
* Save institute even if commit==False.

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* Fix broken tests.
* Require at least one institute delegate.
* Make project leaders a required value.
* Don't crash if institute form invalid.
* Add mark_safe to required template tags.
* Strip leading and trailing space from input fields.
* Clarify purpose of Karaage password.
* Try to eliminate confusion in entering names.
* Make department field mandatory on applicant form.
* Update empty_text for similar_people_table.
* Don't output empty fields from Slurm.
* Requires Django >= 1.8
* Fix Django 1.10 compatibility warnings.

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* Ensure version.py gets installed.
* Ensure logout works with shibboleth.

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* Update programmer's documentation.
* Remove references to legacy documentation.
* Automatically fill username from shibboleth if we can.
* Various fixes for shibboleth work flow.
* Tests for login/logout.
* Display Karaage version in footnote.

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* Add shibboleth Apache configuration.
* Fix various shibboleth problems.
* Update shibboleth to use /Shibboleth.sso/Login instead of
/Shibboleth.sso/DS.
* Display request.META values in SAML profile page.
* Fix render_link with latest Django Tables 1.2.0.
* Make first name and last name optional in shibboleth.
* Auto populate project application with email from shibboleth if possible.
* Redirect unknown shibboleth user to project application.
* Remove confusing shibboleth register button in application process.
* Make shibboleth login default in shibboleth enabled.
* Updates to programmer's documentation.

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* Move karaage.common.logging to common.logging, as we cannot initialize
karaage.common at time logging is loaded with Django 1.9. Will require config
change.