Remove implicit fields names on ModelStorage.search_read

Similar to #7830 (closed) but for search_read.

added easy trytond type::behavior + 1 deleted label

Here's a patch for this issue

assigned to @nicoe

added 1 deleted label and removed 1 deleted label

review285801003 updated at https://codereview.tryton.org/285801003/#ps287961003

review285801003 updated at https://codereview.tryton.org/285801003/#ps288001002

review285801003 updated at https://codereview.tryton.org/285801003/#ps280031002

review285801003 updated at https://codereview.tryton.org/285801003/#ps252181002

New changeset 028f8d4645f9 by Nicolas ?vrard in branch 'default':
Remove implicit field names in ModelStorage.search_read
https://hg.tryton.org/sao/rev/028f8d4645f9

added 1 deleted label and removed 1 deleted label

closed

New changeset 7b1575916762 by Nicolas ?vrard in branch 'default':
Remove implicit field names in ModelStorage.search_read
https://hg.tryton.org/tryton/rev/7b1575916762

New changeset 78bcde50b5be by Nicolas ?vrard in branch 'default':
Remove implicit field names in ModelStorage.search_read
https://hg.tryton.org/trytond/rev/78bcde50b5be

New changeset eed2ebe4ce36 by Nicolas ?vrard in branch 'default':
Remove implicit field names in ModelStorage.search_read
https://hg.tryton.org/tryton-env/rev/eed2ebe4ce36