evaluation extra features

[Noe-Bosc-Haddad]

-being able to select multiple columns to then swtich them as input,target or other.
-being able to delete a test
-being able to edit a test before it has run once and maybe being able to edit after it has run but then show olds runs as being on another version of the test or have the edit create a duplicate
-have a shorcut to join the evaluation view from the studio if we have the access