[.travis.yml]: Re-enable dmd-nightly

PetarKirov · PetarKirov · commit 8d2028804cbb · 2019-05-06T08:13:02.000+03:00
diff --git a/.travis.yml b/.travis.yml
@@ -7,7 +7,7 @@ os:
 d:
   - dmd
   - dmd-beta
-  # - dmd-nightly (disabled until nightlies.dlang.org is back online)
+  - dmd-nightly
   - ldc
   - ldc-beta
 
