#18 fixing 2 errors related to ValidatorTests

- test didn't have the suffix "Tests" so it was not taken into account
when running Maven in the comand line
- the POM was not configured so it can find Spring config files placed
inside src/test/java
#18 fixing error related to VisitsViewTests

- test didn't have the suffix "Tests" so it was not taken into account
when running Maven in the comand line