Update various libraries' documentation build.

Mostly to use the images and css files under doc/src instead of
doc/html, usually be deleting the settings in order to use the defaults.
Also add 'boost.root' to some builds in order to fix links which rely on
it.

svn path=/trunk/libs/lambda/; revision=63146
removed arity detection from has_xxx_template

svn path=/trunk/boost/lambda/; revision=63726
Fix return type deduction for pointers to data members.  Fixes #4962.  Fixes #4566.

svn path=/trunk/boost/lambda/; revision=67640
Fixed 'the the' in comments; Refs #7714

svn path=/trunk/boost/lambda/; revision=82235
Remove name of unused parameter.  Fixes #8033.

svn path=/trunk/boost/lambda/; revision=82932
Handle nullary result_of.  Fixes #6914.

svn path=/trunk/boost/lambda/; revision=82935
Handle const lambda functors for nullary result_of.  Fixes #6914.

svn path=/trunk/boost/lambda/; revision=83020