Task 1:
- add priority
Task 2
- add entity person
Task 2
- add entity person
Merge branch 'exercise2' of
https://github.com/htwchur/ch.htwchur.iuk_iii_w.jsf.todo.git into
exercise2

Conflicts:
	src/main/java/ch/htwchur/iuk_iii_w/jsf/todo/controller/person/PersonConverter.java
	src/main/java/ch/htwchur/iuk_iii_w/jsf/todo/model/Person.java
	src/main/resources/META-INF/load-script.sql
Task 2
- add entity person
Merge branch 'exercise2' of https://github.com/htwchur/ch.htwchur.iuk_iii_w.jsf.todo.git into exercise2
Merge branch 'master' into exercise2

Conflicts:
	WebContent/task/edit.xhtml
	src/main/java/ch/htwchur/iuk_iii_w/jsf/todo/controller/task/TaskCreateController.java
exercise2
exercise2
(no issue)

- bean names start with lower case letter
- fixed error in validation