[HtmlUnit] junit target broken

[Mike B. <MBr...@go...>]

The junit Ant target appears to be broken.

~/htmlunit-mjb: ant junit
Buildfile: build.xml

junit:
     [java] Class not found
"com.gargoylesoftware.htmlunit.test.MainTestSuite"
     [java] Java Result: -1

BUILD SUCCESSFUL=20