[tests] new unit tests about score_entity selector (inscore machinery)

[tests] use migration api to create workflow Prefer high-level migration api thru admin session instead of raw rql in helper method

[c-c delete] closes #1433117 and other flavours where we don't want to crash on error

[after edition ui] closes #1381425: Wrong message : 'entity edited (click here to see created entity)'

[i18n] cleanup catalogs

[adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class

[c-c delete] add quote on db drop statement to be more robust to exotic database names

[ajax] apply Ronan Dunklau patch closing #1433305: loadRemote js function failure on Firefox 4 with upper cased base domain name

[schema] ease understanding of schema naming error

[db-create] we should always ask db user that should be used when special privileges are required

[entity] fix some docstrings

[js] always lowercase baseuri #1433305

[rset] add utility method to get entities and attributes from any rset

[url publishing] evaluate url rewrite rules before rest path so one may easily override schema based urls

[ui, index page] drop useless 'schema entities' table

[views] delete ``permission`` tab in ``SchemaView``

[schema] fix CWSource permissions

[migration] fix migration of old cw instances which do not have yet the CWUniqueTogetherConstraint entity type

[repo] kill no more needed 'recreate' feature

[repo] move cursor creation into the try/except, it may raises an InterfaceError if the connection is closed

[repository auth] cleanup email login by turning it into a proper repo-side authentication plugin

[web session] cleanup session/authentication api: we don't have anymore to store authentication information on web session since the auto-reconnection feature has been dropped (eg in 3.10)

[primary view] support for entity_call on primary view

[doc] fix typo