[diet] drop pre 3.6 API compatibility (but attempt to keep data cmopatibility). Closes #2017916
notice drop of the .paginable property necessary for 'paginable' affectation as done in the
forthcoming table views refactoring
\.svn
^build$
^dist$
\.pyc$
\.pyo$
\.bak$
\.old$
\~$
\#.*?\#$
\.swp$
^doc/book/en/apidoc$
\.old$
syntax: regexp
.*/data/database/.*\.sqlite
.*/data/database/.*\.config
.*/data/database/tmpdb.*
^doc/html/
^doc/doctrees/
^doc/book/en/devweb/js_api/