In case the project logo does not exist or cannot be converted give a message instead of a white box.
Also update STR_PROJECT_LOGO in case a filename is selected that cannot be found.

Corrected some definitions for some Fortran keywords

Bug 674851 - Percent to prevent auto-linking in page title is not removed for navpath

Bug 724241 - Internal inconsistency: namespace in IDL

Library was missing in the list of namespaces. In scanner.l constants, module and library are handled in the same way. In namespace.{h,cpp} only constants and module were handled, now also library is handled in a similar way.

remove the % sign from some relevant places. The % sign is to prevent automatic linking.

Pull out property names in Objective-C.

Properly escape the XCODE path.

Made documentation more consistent

Command \< and \> are not properly shown in section headers (and consequently in index)

Superfluous backslash in documentation

A new files have been added but is not incorporated in the windows build part

Place where dot executable is found

Property names are everything after the ::.

This was causing problems on my system where Xcode is installed at
/Applications/Xcode 5.0/

Made documentation for custom commands more consistent and remove not required backslashes

In the pdf version of the doxygen manual (version 1.8.6) the commands \< and \> are shown as < and >
Tests (on the doxygen manual) revealed that the exception rules were nor required.

Some superfluous backslashes were found in the documentation (1.8.6 manual page 52, diagrams section)

The build references for htmlentity.{cpp,h} were missing for windows builds

In the current vhdl part of the code it is required that the dot executable is in the path. On in dot.cpp the possibility exists that the dot executable is found through the configuration setting DOT_PATH.
This patch makes this more consistent

Merge branch 'feature/html_entities' of https://github.com/albert-github/doxygen into albert-github-feature/html_entities

On windows citelist.doc remains

On windows the file citelist.doc is not removed as it is not closed. This patch closes the file.