Added Support for Linux On Power (#20)

diff --git a/.travis.yml b/.travis.yml
index 71703a8..e4c476d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,8 @@
 language: python
 os: linux
+arch:
+  - amd64
+  - ppc64le
 dist: xenial
 script:
   - ./test.sh