Commit
7bdbbd7b81ff3143a9c03f54639c7c3457a4cdb4
by sicofan[sto21-tsk52] Adds create event rest api
This commit adds the post method for creating an event to the rest api.
For this, a test event constructor has been created for ignoring
validations. Besides, the IllegalArgumentExceptionMapper was created and
authorized user was unified.