8175043: Multiple jaxp tests failing across platforms
Reviewed-by: weijun, joehw

8165617: Cleanup whitespace in jaxp/test
Summary: Removed the extra LF from the java files
Reviewed-by: joehw

8067170: Enable security manager on JAXP unit tests and make some improvement
8130494: [TESTBUG] 2 jaxp test cases are failing
8160216: jaxp/test/javax/xml/jaxp/unittest/validation/Bug6457662.java should clean up better
Reviewed-by: joehw, dfuchs, amlu
Contributed-by: Frank Yuan <frank.yuan@oracle.com>

8051559: Convert JAXP function tests: org.w3c.dom to jtreg (testng) tests
Reviewed-by: lancea, joehw
Contributed-by: frank.yuan@oracle.com