bump driver to 1.3.6
Added a 'Requesting new features' section.
docArray#id: support matches on populated arrays

part of #1492
docArray#id: add test when _id path is populated

part of #1492
docArray#id: handle when doc.id is disabled

part of #1492
clearer error message
Documentation: display by alphabetical order the methods list #1508
Merge branch '3.6.x' into gh-pages
website; regen