Many thanks Vadim Penzin.
* Various improvements found with shellcheck.
Thanks Jeffrey Walton
+ * PR #36 Update manpage of ldns-notify to mention algorithm
+ support with TSIG. Thanks Anand Buddhdev
+ * Compile warnings with signed char input to to_lower()
+ and is_digit() with NetDNS. Thanks HÃ¥vard Eidnes
+ * Missing Makefile.PL in DNS-LDNS perl module contribution.
+ Thanks Jaap Akkerhuis
1.7.0 2016-12-20
* Fix lookup of relative names in ldns_resolver_search.