#194 Convert from Cobertura to Jacoco

[Jeff Jensen]

1. Cobertura is not supported very well anymore.

2. This IT fails in site gen on Cobertura run:
   DbUnitTaskIT.setUp:85->BuildFileTest.configureProject:235->BuildFileTest.configureProject:248 NoSuchMethod

java.lang.NoSuchMethodError: org.apache.tools.ant.util.FileUtils.getFileUtils()Lorg/apache/tools/ant/util/FileUtils;
at org.dbunit.ant.DbUnitTaskIT.setUp(DbUnitTaskIT.java:85)