Update Travis now that mage auto-checks dependancies

.travis.yml

@@ -7,8 +7,6 @@ go:
 install: true
 
 script:
-  - go get -u samhofi.us/x/keybase
-  - go get -u github.com/awesome-gocui/gocui
   - go get -u github.com/magefile/mage/mage
   - go run build.go buildBeta
   - go vet ./...