Merge #79: Bump dependencies to latest as of 2019 11 06

af6b0a3 Bump tor-browser-build to tbb-9.5a2-build4 (JeremyRand)
7c8398e gosystemd: Bump to 21 (JeremyRand)

Pull request description:

projects/gosystemd/config

@@ -1,6 +1,6 @@
-version: 20
+version: 21
 git_url:  https://github.com/coreos/go-systemd.git
-git_hash: e64a0ec8b42a61e2a9801dc1d0abe539dea79197
+git_hash: d3cd4ed1dbcf5835feba465b180436db54f20228
 filename: '[% project %]-[% c("version") %]-[% c("var/osname") %]-[% c("var/build_id") %].tar.gz'
 
 build: '[% c("projects/go/var/build_go_lib") %]'

tor-browser-build

@@ -1 +1 @@
-Subproject commit 599384e472b551f91bb38e3956dc8858fa2d43f4
+Subproject commit eab41780abd544091ebb532b128c6d6d07087a70