THRIFT-2685 c_glib: Include in integration test suite

- client side

Patch: Simon South
diff --git a/.gitignore b/.gitignore
index 0b25fbd..3a0aec1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -202,6 +202,7 @@
 /missing
 /stamp-h1
 /test/status.html
+/test/c_glib/test_client
 /test/cpp/StressTest
 /test/cpp/StressTestNonBlocking
 /test/cpp/TestClient