Remove Pharo 6 from CI

dionisiydk · web-flow · commit f8482ec1c7a0 · 2019-07-05T16:13:04.000+01:00
Pharo 6 requires special support to load Tonel separately. It will not be done
diff --git a/.travis.yml b/.travis.yml
@@ -3,8 +3,7 @@ sudo: false
 os:
   - linux
 smalltalk:
-  - Pharo-6.0
   - Pharo-7.0
   - Pharo64-7.0
   - Pharo32-8.0
-  - Pharo64-8.0
+  - Pharo64-8.0
