fix typos
minor: fixing whitespace
DOCS-2566 show roles
Fixing recommendations

nearest uses closest by ping time which is not what fastest implies.

The recommendation on increasing throughput is highly misleading - there is no way that someone can expect reduced disk I/O and increased throughput by reading from nearest secondary unless their specific problem was something extremely specific (and uncommon!)

Signed-off-by: Sam Kleinman <samk@10gen.com>
clarify that keyFile is used for both mongod and mongos instances

Signed-off-by: Sam Kleinman <samk@10gen.com>
fix typo

Signed-off-by: Sam Kleinman <samk@10gen.com>
Fix some trivial typos

Signed-off-by: Sam Kleinman <samk@10gen.com>
Document how to sort mongoexport results using -q

This should be mentioned in the docs; there's a StackOverflow question about that:
http://stackoverflow.com/questions/9005983/how-to-export-sorted-data-using-mongoexport

Signed-off-by: Sam Kleinman <samk@10gen.com>
minor: clarification for --sort option to mongoexport
cleanup to shardCollection documentation
trivial remove hanging footnote reference
refactoring compact page (related to DOCS-2726)
Use sentence case and periods for the first sentence in each step.

Signed-off-by: Sam Kleinman <samk@10gen.com>
Update read-preference.txt

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-2528 db profiler displays moved and nmoved only when relevant

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-2610: reording backup methods on navigation page
DOCS-2749: fixing typo in jira link
minor: fixing rst syntax error
minor: restructuring tutorial to remove colors
DOCS-2755: fixing heading level