Merge #67: Bump dependencies to latest as of 2019 10 03

069aefc gogroupcache: Bump to 2019 10 02 (JeremyRand)
b6a9408 godns: Bump to 1.1.20 (JeremyRand)

Pull request description:

projects/godns/config

@@ -1,6 +1,6 @@
-version: 1.1.19
+version: 1.1.20
 git_url:  https://github.com/miekg/dns.git
-git_hash: 1208fbdde0ad3326de82ac4a8f53058d480ed228
+git_hash: 046ae4ead6667e267f50cd29f05194c7b6d86bfb
 filename: '[% project %]-[% c("version") %]-[% c("var/osname") %]-[% c("var/build_id") %].tar.gz'
 
 build: '[% c("projects/go/var/build_go_lib") %]'

projects/gogroupcache/config

@@ -1,6 +1,6 @@
 version: '[% c("abbrev") %]'
 git_url:  https://github.com/golang/groupcache.git
-git_hash: 869f871628b6baa9cfbc11732cdf6546b17c1298
+git_hash: 404acd9df4cc9859d64fb9eed42e5c026187287a
 filename: '[% project %]-[% c("version") %]-[% c("var/osname") %]-[% c("var/build_id") %].tar.gz'
 
 build: '[% c("projects/go/var/build_go_lib") %]'