FIX: moderators should not be able to see site setting changes in the staff action logs. Fixes #2027
2gb ram more strongly recommended
add better new forum image
hey valid HTML is always a nice bonus
add mobile screenshots to readme
let vision stay on discourse.org
rel="prev" and rel="next" for topic also
add swap link
omit needless words, again
Merge remote-tracking branch 'upstream/master'