Ruby version fix (#11)

brainfunked · anivargi · commit 2a3df72ecec2 · 2016-11-14T12:44:08.000+05:30
* Switched the ruby version to the one supported on centos

* 	new file:   .ruby-gemset
diff --git a/.ruby-gemset b/.ruby-gemset
@@ -0,0 +1 @@
+tendrl-api
diff --git a/.ruby-version b/.ruby-version
@@ -1 +1 @@
-2.0.0-p647
+2.0.0-p598
