Fix to build on TeamCity
Fix to build on TeamCity

I hope we don't really need the /largeaddressaware tweak!

StephenMcConnel/geckofxHtmlToPdf,hatton/geckofxHtmlToPdf,StephenMcConnel/geckofxHtmlToPdf,hatton/geckofxHtmlToPdf,StephenMcConnel/geckofxHtmlToPdf