modify VOrepository JUnit test. ConeSearch, serch words
include astropack in myExp perspective
A lot of new files for including perspective-myexperiment but need to modify pom.xml (workbench test and astrotaverna)
 Changes to be committed:
   (use "git reset HEAD <file>..." to unstage)

	modified:   astrotaverna-workbench-test/pom.xml
	modified:   pom.xml
upgrade to new version of vo-param library. Closes #11