config.l: dependency checks for booleans

Disable the boolean option that has its dependency disabled.
This fixes the case where GENERATE_TREE_VIEW is set to TRUE
even when its dependency GENERATE_HTML is FALSE.

Signed-off-by: Adrian Negreanu <adrian.m.negreanu@intel.com>
Reverted #132 after submitter reported that it did not work
Bug 726294 - Markdown Extra - fenced code block: '>' before tab width parsed as block quote
Bug 726734 - alignment of blockquotes in pdf

The quote instead of quotation does align multi level block quotes
Superfluous < sign

Removed superfluous < sign
Add index support to context
Merge branch 'master' of https://github.com/groleo/doxygen-1 into groleo-master
Enable Previous and Next buttons in chm output file

Enables the Previous and Next buttons in case of a binary table of contents in the chm output file (binary toc is a requirement for the Precious and Next buttons).
Chm don't add images multiple times

Don 't add image to list in case it is already present (happened for image extsearch_flow.png in the doxygen manual).
Removed message, minor restructuring
Merge branch 'master' of github.com:doxygen/doxygen
Merge branch 'master' of github.com:doxygen/doxygen
Merge pull request #144 from albert-github/feature/bug_726734

Bug 726734 - alignment of blockquotes in pdf
Merge pull request #145 from albert-github/feature/bug_changelog

Superfluous < sign
Merge pull request #146 from albert-github/feature/extension_chm_prev_next

Enable Previous and Next buttons in chm output file
Merge pull request #147 from albert-github/feature/bug_chm_multiple_images

Chm don't add images multiple times
Merge branch 'master' of github.com:doxygen/doxygen
Merge branch 'template'
Disabled config dependency check to avoid regression