Add system dependencies to Travis configuration.

s-ludwig · s-ludwig · commit 8a42071c5efd · 2017-09-14T10:47:24.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,3 +1,11 @@
 language: d
 sudo: false
+addons:
+  apt:
+    packages:
+    - libevent-dev
+    - libssl-dev
+    - pkg-config
+    - zlib1g-dev
+
 script: ./travis-ci.sh
