Filter irrelevant directories in SimpleCov results

Change-Id: I0265d877c745c6d79a47f11f5e14da4a6d935eeb
Reviewed-on: http://gerrit.causes.com/48194
Reviewed-by: Shane da Silva <shane.dasilva@brigade.com>
Tested-by: jenkins <jenkins@brigade.com>

Author: jawshooah

.simplecov

@@ -0,0 +1,6 @@
+SimpleCov.start do
+  add_filter 'bin/'
+  add_filter 'libexec/'
+  add_filter 'spec/'
+  add_filter 'template-dir/'
+end