+ (maybe not needed with Xapian support nowadays?)
+* handle Xapian date range queries:
+ http://mid.gmane.org/20151005222157.GE5880@survex.com
+* use REQUEST_URI properly for CGI / mod_perl2 compatibility
+ with Message-IDs which include '%'
+* more test cases (use git fast-import to speed up creation)
+* large mbox/Maildir/MH/NNTP spool import (use git fast-import)
+* remove dependency on ssoma installation (inline the code)