[views] fix foaf view for CWUser

[book] minor update about windmill + reformat

[c-c shell/upgrade] raise ExecutionError when traceback is not relevant

[windmill] initialize windmill registry if not already existing (possible error case in dev)

[req] build_url: detect None values in arguments and raise ValueError

[doc/book] make it colorful

[doc/book] complete section on authentication plugins

[publisher] add session id when logging published path

[entity, url] we should not set base_url in kwargs when actually unset

[test] we actually still need the set_option on base-url for multi-sources (eg repo) configuration

[test] fix broken tests and minor cleanups

[test] add some fake cubes necessary for test so we don't depend on the actual forge cube

[doc/book] begin an howto write auth plugins chapter

[dbapi] fix typo

[doc/book] tell a more complete story on sessions and the authentication process

[doc/book] more notes on setup

cleanup

[dbapi] get_option_value now has a foreid argument telling the option should be dereferenced to the entity's actual repository (necessary for apycot/local_cache handling)

[entity] fix typo in absolute_url method, breaking some code w/ control of absolute url of external entities

[test] fix test broken by introduction of CWUniqueTogetherConstraint

[doc] fixing install doc (reapply cset that was erroneously overriden)

[doc,bin] add script to fetch & update most cw dependencies + some cubes

[book] backport documentation about primary/base views sent on the list

[book - #1251259] reorganize plan for basetemplate, talk about class attributes

imported patch doc_test_commit.diff

[doc] fixing install doc

[sqlite] quick hacks to fix #1251873 and #1251874

[doc/book] fix session types

[rql] fix bug with query like 'Any 1 WHERE NOT X in_group G': tables should be kept in EXISTS() even when there are no restriction

[skel] MANIFEST.in cleanup