Handle super-long unbroken strings

If your text is long and doesn't have spaces, the tooltip just cut it off 
and the right margin would overflow. Now it wraps anyway which looks a bit 
cleaner.
Merge pull request #1 from hitsthings/patch-1

Handle super-long unbroken strings
Merge commit 'e6550b30633333942434774640193bbf6c93bc92'