[PATCH 2/2] travis: build against python3-sphinx instead of python-sphinx

[Daniel Kahn Gillmor]

Ubuntu trusty has python3-sphinx 1.2.2+dfsg-1ubuntu1, so this should
be OK.
---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 802efd98..d18325e2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,7 +10,7 @@ addons:
     - libxapian-dev
     - libgmime-2.6-dev
     - libtalloc-dev
-    - python-sphinx
+    - python3-sphinx
     - gdb
     - gpgsm
 
-- 
2.15.1