[schema deserialization] enhance fix done in 7010:fa707848a88a to properly deal with cw 3.9 database

[schema deserialization] _unique_together should hold string, not schema instance (may lead to crash during sync_schema_props_perms for instance)

backport stable

cleanup

[web test] ensure we're using proper instance home

backport stable

[config] we should load available configuration before search for an instance configuration

[dbapi] fix for cases where one want to use 'connect' for an in-memory connection

[skel] avoid pylint warning for newly generated cube

[sobjects/parsers] compatibility with xml view of cw <= 3.10

[sobjects/parsers] on validationerror, skip entity and continue processing feed

[web test] fix test name conflict

merge default heads

merge default heads

[tabs] use datadir_url to build image url instead of hardcoding data/

[wdoc] fallback to english title when no translation found

[datafeed] don't crash if python-kerberos isn't installed

[sobjects/parsers] add gssapi auth handler to urllib2 opener applied patch gssapiauth.diff

[data operation] add new remove_data method

[migtration] fix migration script for 'dont cross' relations

backport stable

[dataimport] implement create_entity() on ObjectStore to provide a consistent interface (+fix typo s/attribute_edited/edited_attributed/)

[dataimport] make it possible to insert 'empty' (i.e. no-attrs) entities In such cases (e.g. ternary relations), generated RQL must be 'INSERT MyEntityType' instead of 'INSERT MyEntityType:'

[hooks] do not break if no entity created or updated during feed update

[ajax box] fix ajaxBoxShowSelector w/ mono-valued fields + minor cleanups

[ldap test] use get_available_port from cw.devtools.httptest

[test] generate slapd.conf to be cwd independant

[ldap test] use get_available_port from cw.devtools.httptest