[beast: 7/23] TRAVIS: force installation of guile-1.8-dev and libgnomecanvas2-dev

[Tim Janik <timj src gnome org>]

commit 12ce63c485e331b2016106b8718fa31d8bbe0b09
Author: Tim Janik <timj gnu org>
Date:   Wed Oct 7 21:51:19 2015 +0200

    TRAVIS: force installation of guile-1.8-dev and libgnomecanvas2-dev
    
    Signed-off-by: Tim Janik <timj gnu org>

 .travis.yml |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/.travis.yml b/.travis.yml
index 04c7073..d01872d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -59,6 +59,7 @@ install:
   - (cd ../rapicorn && ./autogen.sh && make && sudo make install)
 
 before_script:
+  - travis_retry sudo apt-get install -y guile-1.8-dev libgnomecanvas2-dev
   - git clean -f
   - ./autogen.sh
   - make V=1