Fixed Tidy's 'empty span' warning in HTML output
Bug 626172 - Latex $projectname with "&" gets no escaped

The variable elements in the header en footer should be converted to latex string, now they are in the format as defined in the Doxyfile
Fixed issues with @parblock and added regression test case
Bug 705499 - Nested namespace causes incorrect display when referenced via .tag file
Merge pull request #79 from albert-github/feature/bug_626172

Bug 626172 - Latex $projectname with "&" gets no escaped