fix name error introduced in previous changeset

[server test] restore logging level after test end

[web data] fix datadir handling to avoid web test failure introduced somewhere in default branch

remove debug print

[datafeed] extract a generic DataFeedXMLParser from CWEntityXMLParser

backport stable

[entity] fix cw_instantiate w/ reverse_ relation crash when either multiple entities are given or an eid instead of an entity

[cw source ui] fix mapping checking for datafeed source (avoid false positive error, but doesn't check that much things)

[web request] don't define pageid js variable when one is found in form parameters (eg, page ajax call)

[repo cache] there are some relations we don't want to cache, they may cause memory leak

[c-c shell] we should commit the migration handler, cnx is not None unless connected through pyro

[cwpermission, cwgroup] convenience method on CWGroup to grant a local permission (ie CWPermission) on an entity

[cleanup] kill some remaining traces of goa

[c-c shell] closes #1669147: autocommit in maintenance scripts