Description of problem:
Engine setup on rhel6.7 engine fails with  'Misc configuration': Command './js-ant' failed to execute



Version-Release number of selected component (if applicable):
ovirt-engine-3.6.0-0.0.master.20150519172219.git9a2e2b3.el6.noarch

How reproducible:
Always

Steps to Reproduce:
Installed rhel6.7 on a server
1.Ran the following installations:
2.yum install http://bob.eng.lab.tlv.redhat.com/builds/3.6/3.6.0/latest_3.6.0/ovirt-release-master-latest.master.noarch.rpm
3.yum clean all && yum makecache
4.yum install ovirt-engine{,-dwh,-reports}
5.engine-setup >>>>> Fails with "Command './js-ant' failed to execute"


Actual results:
Engine-setup fails

Expected results:
Engine-setup should install

Additional info:
From engine.log:
BUILD FAILED
/usr/share/jasperreports-server/buildomatic/bin/import-export.xml:263: The following error occurred while executing this line:
/usr/share/jasperreports-server/buildomatic/bin/import-export.xml:142: Java returned: 255

Total time: 29 seconds

2015-06-01 14:31:40 DEBUG otopi.context context._executeMethod:155 method exception
Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/otopi/context.py", line 145, in _executeMethod
    method['method']()
  File "/usr/share/ovirt-engine/setup/bin/../plugins/ovirt-engine-setup/ovirt-engine-reports/jasper/deploy.py", line 721, in _deploy
    self._buildJs(config=config, cmd=cmd)
  File "/usr/share/ovirt-engine/setup/bin/../plugins/ovirt-engine-setup/ovirt-engine-reports/jasper/deploy.py", line 212, in _buildJs
    'buildomatic',
  File "/usr/lib/python2.6/site-packages/otopi/plugin.py", line 945, in execute
    command=args[0],
RuntimeError: Command './js-ant' failed to execute
2015-06-01 14:31:40 ERROR otopi.context context._executeMethod:164 Failed to execute stage 'Misc configuration': Command './js-ant' failed to execute
2015-06-01 14:31:40 DEBUG otopi.transaction transaction.abort:134 aborting 'Yum Transaction'
2015-06-01 14:31:40 INFO otopi.plugins.otopi.packagers.yumpackager yumpackager.info:95 Yum Performing yum transaction rollback
Loaded plugins: product-id, versionlock