CDH 4.4.0 is not supported

[anfeng]

In hadoop-0.23 branch, if we change pom file to use CDH 4.4.0, mvn test will generate the following errors. CDH 4.4.0 has some API change from CDH 4.3.0.

[INFO] Compiling 14 source files to /Users/afeng/dev/storm/storm-yarn/target/classes
[INFO] -------------------------------------------------------------
[ERROR] COMPILATION ERROR :
[INFO] -------------------------------------------------------------
[ERROR] /Users/afeng/dev/storm/storm-yarn/src/main/java/com/yahoo/storm/yarn/client/AMRMClientImpl.java:[29,41] error: cannot find symbol
[ERROR] symbol: class AMResponse
location: package org.apache.hadoop.yarn.api.records
/Users/afeng/dev/storm/storm-yarn/src/main/java/com/yahoo/storm/yarn/client/AMRMClientImpl.java:[179,6] error: cannot find symbol
[ERROR] symbol: class AMResponse
location: class AMRMClientImpl
/Users/afeng/dev/storm/storm-yarn/src/main/java/com/yahoo/storm/yarn/client/AMRMClientImpl.java:[179,44] error: cannot find symbol
[ERROR] symbol: method getAMResponse()
location: variable allocateResponse of type AllocateResponse
/Users/afeng/dev/storm/storm-yarn/src/main/java/com/yahoo/storm/yarn/MasterServer.java:[72,31] error: cannot find symbol
[ERROR] symbol: method getAMResponse()
location: variable allocResponse of type AllocateResponse
/Users/afeng/dev/storm/storm-yarn/src/main/java/com/yahoo/storm/yarn/MasterServer.java:[78,65] error: cannot find symbol
[ERROR] symbol: method getAMResponse()
location: variable allocResponse of type AllocateResponse
/Users/afeng/dev/storm/storm-yarn/src/main/java/com/yahoo/storm/yarn/MasterServer.java:[93,31] error: cannot find symbol