[VOL-1787] :
This commit sets up a unit-test framework for openolt
agent based on gtest, gmock and c-mock utilities.
A sample unit-test case to test EnableOlt success case is also
added. More test cases will be added in future commit.

Change-Id: If020be489a04d97df5fcbc15e9207deeee2fcfac
diff --git a/.gitignore b/.gitignore
index 0712759..df4bce5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,5 +19,14 @@
 # Build output
 build
 
+# BAL API 3.1.0
+**/bal-api-3.1.0
+
+# Test binary
+test_openolt
+
+# Test report
+test_openolt_report.xml
+
 # IntelliJ Files
 .idea