Silence warnings when a pidfile is not set. Don't try to write a pidfile
if it has not been enabled in the settings.
redirect to the paste result page after a successful paste
Merged pull request #2 from lwsitu/master.

redirect after a paste with a HTTP redirect instead of a meta redirect
Allow a pastebot that's only a web pastebin.  No IRC necessary.

Documented as possible, but the configuration validation prevents it
from occurring.  Reported by mira|AO on FreeNode #poe.
$tx is never stored in the cookie
consolidate ln/tidy/hl/wr into a hash
This should fix the cookie-clearing problem
remove unnecessary exists() check, minor formatting