Lets see if Travis will test using Go 1.3, 1.4, 1.5, and tip.

.travis.yml

@@ -1,5 +1,9 @@
 language: go
-go: 1.5
+go:
+    - 1.3
+    - 1.4
+    - 1.5
+    - tip
 install:
       - go get github.com/bwmarrin/discordgo
       - go get -v .