DOCS-4329  enable audit and filter on crud
WRITING-931: rephrases production cluster arch toc description

Signed-off-by: Allison Moore <allison.moore@10gen.com>
WRITING-921: adds mention of TTL to indexes intro

Signed-off-by: Allison Moore <allison.moore@10gen.com>
WRITING-928: fixes example to actually return results

Signed-off-by: Allison Moore <allison.moore@10gen.com>
WRITING-924: adds link to geo tutorial in seealso

Signed-off-by: Allison Moore <allison.moore@10gen.com>
WRITING-897: clarify what sparse does in unique index tutorial

Signed-off-by: Allison Moore <allison.moore@10gen.com>
edits with Michael's feedback

Signed-off-by: Allison Moore <allison.moore@10gen.com>
DOCS-4466 rolesInfo and some tutorial cleanup
DOCS-4468 rewrite replica set state docs for 2.6
DOCS-4465: edits to driver compatibility with large replica sets
DOCS-4488: add release notes, changelog for 2.6.6

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-4488: edits
edits to 2.6 release notes
options: data clean up
DOCS-4486 geojson area restrictions
corrects qty to num in  example
BUMP 2.6.6
DOCS-4488: more tickets for the 2.6.6 release notes

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-4488: fix syntax for 2.6.6 release notes

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-3388: edits to release notes