Fix DMD to a specific versions und removed unneeded packages

wilzbach · wilzbach · commit f43f730ef9e7 · 2018-01-25T08:14:44.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,12 +1,9 @@
 language: d
-services:
-  - docker
+d: dmd-2.078.1
 addons:
   apt:
     packages:
     - libevent-dev
     - libssl-dev
-    - pkg-config
-    - zlib1g-dev
 
 script: ./travis-ci.sh
