Commit Briefs
Make libhtml, htmlfmt build.
Thanks to wkj for doing all the hard work.
better fix to window flash bug on new -- also
happens on resize.
Fixes from Axel Belinfante.
Fix 9term New border flash too.
Change _p9strsig to return nil if tmp==nil.
Add atoi, atol, atoll. These versions call strtol/strtoll with base==0. The Unix versions use base==10.