fix #327
fix #329
working on mobile version; added new postHeading and postMeta hooks
including embedly package by default; mobile version tweaks
smaller title font for mobile view
css tweaks
fix #331
fixing markdown css
style tweak
fix #333
fix #320
fix share links
fixed via twitter bug
fixing scoring bug
Don't iterate all the users for finding who to send notifications to.
Merge pull request #338 from queso/fix-email-stuff

Don't iterate all the users for finding who to send notifications to.
add lastCommentDate to posts
typo fix
Rename property to lastCommentedAt
working on recently commented lens; tweaking parameters system