added project 3 link to syllabus
adding ejb-jpa exercise
integrated lab into sylabus'
review edits
Merge branch 'working' into ejb-working

Conflicts:
	courses/ejb-notes/pom.xml
	courses/ejb-syllabus/pom.xml
	courses/ejb-syllabus/src/docbook/en-US/ejb-syllabus.xml