[bug 898045] Followup: Replace tabs with \t
[bug 898045] Followup: Add ext-language_tools.js to wiki.editor bundle
[bug 898045] Followup: Adding semicolon to silence evaluator
[Bug 881210] Make product header flow right on RTL
Move html5lib from packages to src.
Update docs to reflect https URLs for repos.
[bug 898769] Go back to PLACEHOLDER + string replacement for youtube iframes.
[Bug 898001] Create table of content for Kitsune admin documentation
Minor formatting fixes in docs
New favicon on mobile