* origin/pr/42:
all wiki trac {% highlight trac-wiki %}{% endhighlight %} replaced with the ``` used for markdown code
Added link to R3 template for Archlinux.md and added IPPolicy explanation to Ubuntu.md. Linked both files to UserDoc.md
DocStyle description added rules for headings
just reverted (deleted) a former change
added a page ResizeRootDiskImage.md and removed the external link
Qubes OS 3.0 rc3 release added to wikistart
added description of QvmFirewall rule