Update .travis.yml (#1428)

flovilmart · flovilmart · commit ab6925a5e2cc · 2016-04-08T08:02:54.000-04:00
Adds regular expression to match tags (yes, match tag in branches...)
Tags should follow:

1.0.0
or
1.0.0-some
diff --git a/.travis.yml b/.travis.yml
@@ -10,6 +10,7 @@ env:
 branches:
   only:
   - master
+  - /^[0-9].[0-9].[0-9](-.*)?$/
 cache:
   directories:
   - "$HOME/.mongodb/versions/downloads"
