Correct the description of RS monitoring for read prefs section: not everyone uses isMaster for this purpose
merge: read prefs clarification
Add warning about localhost,
DOCS-654 review edits
minor formatting fixes
merge: DOCS-865
Minor correction

Duplicate "and" & redundant terms
merge: DOCS-865
merge: minor correction to getting started page
Another minor correction on getting started page
migration: upgrading to replica sets
removing wiki links from sidebar/home page
DOCS-254 incorporate comments from aaron and ed
DOCS-661 schema page incorporate comments by sam and ed
DOCS-797 review edits
theme: making theme more generic
DOCS-814 minor edits
DOCS-814 edits
DOCS-814 edits
Fixed typo (removed a repeated 'or')