Varun Saxena a2020024e2 YARN-6352. Header injections are possible in application proxy servlet (Naganarasimha G R via Varun Saxena)
(cherry picked from commit 3fe7d36e72ec4167ad02e08a2414169385bad8c0)

Conflicts:
	hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-web-proxy/src/main/java/org/apache/hadoop/yarn/server/webproxy/WebAppProxyServlet.java
2017-03-30 04:06:54 +05:30
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