Fix broken swagger documentation and requirements.txt parsing

Change-Id: If9932b9d3ca19f0e4d53dfcd03cd35fdacde8f62
diff --git a/VERSION b/VERSION
index 5bc1cc4..23a63f5 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.2.7
+2.2.8