making the tooltip padded and rounded
for #24 here is a manifest with a chrome browser action popup. but its probably more of an app, so reverting.
Revert "for #24 here is a manifest with a chrome browser action popup. but its probably more of an app, so reverting."

This reverts commit c7ffbfa0810902a4179313c537326ca66b34d44e.
fixes #2 here is an icon :)
Merge pull request #25 from cesine/master

UI tweeks