add fold comments module
keep spacer images to make fold_comments compatible with the theme
basic comment folding button and depth detection
comment folding
folding and unfolding via css
[#23] folding that works
merge conflict
merge conflict
cleanup
remove body fade transition
enable comment folding on comment permalink pages and threads page
merge fold comments
bump version
tidying up the mess
[#8] use display instead of opacity
Merge branch 'master' of github.com:gabrielecirulli/hn-special into mark-as-read

Conflicts:
	lib/defaults.json
make settings panel close when clicking outside and add cancel button to revert settings
add tip about comment folding
change variable name
add infinite scrolling notice about footer