merge 3.6 default/stable

merge 3.5/stable heads

Added tag 3.5 for changeset a0571ff0cb5d

[http cache/json controller] ensure json_view does proper cache validation #390986

merge

typo fix in help string

use subprocess instead of os.popen to run diff this avoids argument quoting issues (spaces in path, etc)

[migration] abort becomes possible when asked for confirmation before migration script

sort on sortvalue, not dc_title to allow customization

merge

fix bug when value is None

Added tag cubicweb-debian-version-3.6.0-1 for changeset 17e88f2485d1

Added tag cubicweb-version-3.6.0 for changeset 5f957e351b0a

added jquery.ui image files

provides a fallback_on_none_attribute field attribute, allowing to specify default value for attributes of *existing* entities

fix match_transition selector: for instance w/ forge version change state form overiding, we want the form with the publication_date selected by the editcontroller, whatever the transition

split introduced in the wrong place

packaging fix: no more test in common (2).

packaging fix: no more test in common. Should remove test from the hooks subpackage in rules for hardy

drop cubicweb-client package (there was only hercule.py inside)

remove ref to hercule.py

cw 3.6, itself

i18nupdate

i18n msg fix

cleanup 2.5 __future__ imports

update translatable docstring

fix test

rephrase

fix auto-rollback on unauthorized error: * don't rollback if a commit is processing * don't free pool on rollback

fix ldap test, our ldap server name has changed