improve links, fix code tag bug
remove obsolete file
better separate code specific to POST request
store full path for now
add callback to add_to_chat, fix redundant admin code
change comment
remove wrapper module
fix GIF dimensions bug, add duration info for animated GIF
transparent thumbnails
fix GIF thumbnail bug
update README
quote paths to files
fix shell_escape
avoid escaping issues by rewriting with spawn
Merge branch 'links' into backend
errors should start cooldown timer to re-enable posting
Merge pull request #100 from ccd0/backend

transparent thumbnails, backend & linking improvements, etc.