Travis: Try to fix the "held broken packages"

Whatever those are.

diff --git a/.travis.yml b/.travis.yml
index 89bf86ec9e010bc6f98cc089a885573169acc6bd..6993df89fa35920bfe8094ddfb25431f36f4eeb9 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,6 +16,7 @@ install:
   - if [ "$EMACS" = "emacs-snapshot" ]; then
         sudo add-apt-repository -y ppa:ubuntu-elisp/ppa &&
         sudo apt-get update -qq &&
+        sudo apt-get -qq -f install &&
         sudo apt-get install -qq emacs-snapshot;
     fi