[AMBARI-23775] Removed (or upgraded) unsecure libraries from ambari-agent due to security reasons

[smolnar82]

What changes were proposed in this pull request?

Excluded the following dependencies from ambari-agent build since they are nor needed:
com.jcraft:jsch
org.mortbay.jetty:jetty-util
commons-httpclient:commons-httpclient
commons-beanutils:commons-beanutils-core

Upgraded apache.zookeeper:zookeeper v3.4.9 to `apache.zookeeper:zookeeper v3.4.10'

How was this patch tested?

1.) Running unit tests in ambari-agent:

[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 01:29 min
[INFO] Finished at: 2018-05-07T14:41:57+02:00
[INFO] Final Memory: 37M/1522M
[INFO] ------------------------------------------------------------------------

2.) Checking Maven's dependency resolution:

HW15069:ambari-agent smolnar$ mvn dependency:tree -Dincludes=com.jcraft:jsch -Dverbose=true
[INFO] Scanning for projects...
[INFO] 
[INFO] ------------------------------------------------------------------------
[INFO] Building Ambari Agent 2.0.0.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] 
[INFO] --- maven-dependency-plugin:2.8:tree (default-cli) @ ambari-agent ---
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.844 s
[INFO] Finished at: 2018-05-07T14:43:14+02:00
[INFO] Final Memory: 19M/437M
[INFO] ------------------------------------------------------------------------

HW15069:ambari-agent smolnar$ mvn dependency:tree -Dincludes=org.mortbay.jetty:jetty-util -Dverbose=true
[INFO] Scanning for projects...
[INFO] 
[INFO] ------------------------------------------------------------------------
[INFO] Building Ambari Agent 2.0.0.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] 
[INFO] --- maven-dependency-plugin:2.8:tree (default-cli) @ ambari-agent ---
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.788 s
[INFO] Finished at: 2018-05-07T14:43:28+02:00
[INFO] Final Memory: 19M/437M
[INFO] ------------------------------------------------------------------------

HW15069:ambari-agent smolnar$ mvn dependency:tree -Dincludes=commons-httpclient:commons-httpclient -Dverbose=true
[INFO] Scanning for projects...
[INFO] 
[INFO] ------------------------------------------------------------------------
[INFO] Building Ambari Agent 2.0.0.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] 
[INFO] --- maven-dependency-plugin:2.8:tree (default-cli) @ ambari-agent ---
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.639 s
[INFO] Finished at: 2018-05-07T14:43:48+02:00
[INFO] Final Memory: 19M/437M
[INFO] ------------------------------------------------------------------------

HW15069:ambari-agent smolnar$ mvn dependency:tree -Dincludes=commons-beanutils:commons-beanutils-core -Dverbose=true
[INFO] Scanning for projects...
[INFO] 
[INFO] ------------------------------------------------------------------------
[INFO] Building Ambari Agent 2.0.0.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] 
[INFO] --- maven-dependency-plugin:2.8:tree (default-cli) @ ambari-agent ---
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.634 s
[INFO] Finished at: 2018-05-07T14:44:04+02:00
[INFO] Final Memory: 19M/437M
[INFO] ------------------------------------------------------------------------

HW15069:ambari-agent smolnar$ mvn dependency:tree -Dincludes=org.apache.zookeeper:zookeeper -Dverbose=true
[INFO] Scanning for projects...
[INFO] 
[INFO] ------------------------------------------------------------------------
[INFO] Building Ambari Agent 2.0.0.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] 
[INFO] --- maven-dependency-plugin:2.8:tree (default-cli) @ ambari-agent ---
[INFO] org.apache.ambari:ambari-agent:jar:2.0.0.0-SNAPSHOT
[INFO] \- org.apache.zookeeper:zookeeper:jar:3.4.10:compile
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.635 s
[INFO] Finished at: 2018-05-07T14:44:19+02:00
[INFO] Final Memory: 20M/437M
[INFO] ------------------------------------------------------------------------

[asfgit]

Refer to this link for build results (access rights to CI server needed):
https://builds.apache.org/job/Ambari-Github-PullRequest-Builder/2157/
Test PASSed.

[zeroflag]

Technically most of these are not needed because they don't go into the final distribution package. But removing them doesn't hurt.