Update Travis to use 0.5 as a release, don't override test script (#29)

Author: ararslan

.travis.yml

@@ -1,14 +1,15 @@
 language: julia
 os:
-    - linux
-    - osx
+  - linux
+  - osx
 julia:
-    - 0.3
-    - 0.4
-    - nightly
+  - 0.3
+  - 0.4
+  - 0.5
+  - nightly
 notifications:
-    email: false
-sudo: false
-script:
-    - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
-    - julia -e 'Pkg.clone(pwd()); Pkg.build("MLBase");  Pkg.test("MLBase")'
+  email: false
+# sudo: false
+# script:
+#   - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
+#   - julia -e 'Pkg.clone(pwd()); Pkg.build("MLBase");  Pkg.test("MLBase")'