Convert submitfile.html to index.php.

Use our style, add the navbar/logo and fix validation errors.
democlient: updated build script
Add VS2012 projects for my personal use (using /LTCG, /MP, /RELEASE, /MT)
move astyle options to astyle.ini and use it in runastyle and runastyle.bat
astyle.ini: use --lineend=windows since when having autocrlf=true using --lineend=linux messes up the line endings
Add a script to run coverity with VS2012.
Update jquery to 1.10.2 and add a local fallback.
Fix democlient compilation under MSYS.
Run astyle.