Closes gh-335

See gh-335

Closes gh-332

See gh-332

Closes gh-333

Closes gh-330

Closes gh-328

See gh-328

Closes gh-326

See gh-326

- use petclinic as the db name and root password

Fixes #322

Closes gh-319

Closes gh-303

Closes gh-301

Fixes gh-267

correct testProcessCreationFormHasErrors method's post url

previously the div.control-group and the containing input shared the same id

Closes gh-229

Encapsulation is better that way (and tere is a getter for all of them
anyway).