FU: Revert integration with XMLWriter & import options; copyright stuff

Realized that, since html_() now returns a string, it's just as easy to
just pass that to fu->set_body(); no need for integration complexity.

Combined import options don't save much typing, not worth the overhead
either.

README.md

@@ -16,8 +16,12 @@ make install
 
 Things that may or may not happen:
 
-- FU - The website framework, taking inspiration from TUWF.
 - FU::JSON - JSON::{XS,PP,etc}-compatible wrapper around FU::Util's JSON functions? I prolly won't need this myself, but could be handy.
+- FU::DBI - DBI wrapper with a FU::Pg-like API, for easier integration into FU.
 - FU::Log - Basic logger.
 - FU::Validate - TUWF::Validate & normalization with some improvements.
 - FU::Mailer - Simple sendmail wrapper
+
+# License
+
+MIT.