Add simple Redfish tests

Added Redfish tests to validate connection between Redfish
Telemetry that is implemented in bmcweb and Telemetry service.

Change-Id: Iacc63aeb7f2852d5acac5d5615f98b402f7c4417
Signed-off-by: Wludzik, Jozef <jozef.wludzik@intel.com>
diff --git a/.gitignore b/.gitignore
index 1ee5855..b36d642 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 build/
 xyz.openbmc_project.Telemetry.service
 telemetry
+__pycache__
 
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