Release pegasus 2.0.0
diff --git a/src/include/pegasus/version.h b/src/include/pegasus/version.h
index 331e8f3..cdbabff 100644
--- a/src/include/pegasus/version.h
+++ b/src/include/pegasus/version.h
@@ -3,4 +3,4 @@
 // can be found in the LICENSE file in the root directory of this source tree.
 
 #pragma once
-#define PEGASUS_VERSION "2.0.0-RC2"
+#define PEGASUS_VERSION "2.0.0"