DOCS-1188: index type upgrade/downgrade concerns
DOCS-454 make sphinx project version aware and add navigation DOCS-454 conf.py modified to track version information better sphinx variable 'version' changed to be the actual version (2.2,2.4) variable release must be the point release (eg 2.2.3)

Checkpoint

DOCS-454 version/page flipping in jquery

DOCS-454 add version navigation

Signed-off-by: Sam Kleinman <samk@10gen.com>
Minor: remove unnecessary css style for h4#vnd

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-454 minor tweak to /manual/ url

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-454 refactor
build: fixes to path and meta information
trivial rename of text-index.txt to text-indexes.txt

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