Delete generated files
Use pkgconfig for zdb
Include httpd server in dbmail package
Ignore generated files
Use pkgconfig more glib, gmime and openssl

Move back ZDB stuff in acinclude.m4 while at it
Clarify build dependencies versions
Switch build to cdbs
Ignore more libtool generated files
Relax automake dependency

Instead of automake-1.9, we can now use automake >= 1:1.9.
Create m4/ before autoreconf
No need for install file with CDBS
Getting closer to original packaging rules using standards
Remove libtool files after build

It's the final cleanup of rules, so get rid of commented lines
/etc/default/dbmail is never a directory
Merge tag 'v3.0.1' into autotools
Remove more generated/copied files
-DEXTRA is not a configure flag (just CFLAG)
Merge tag 'v3.0.2' into autotools