Merge pull request #2 from hasalex/master

Fix Cannot run 'mvn package' on chapter 22
Merge pull request #4 from hasalex/master

chapter22-service : remove some useless files and dependency
I don't know why but I couldn't make CDI work with JAX-RS 2.0. It should but I suppose it's because the implementations are not ready yet
Refactoring chapter05 in chapter03
Refactoring chapter06 in chapter04
Refactoring chapter06 in chapter04
First EJB sample
Adding more EJB sample
adding more EJB tests
Adding more EJB sample
Adding more EJB sample
Adding failsafe and surefire version
Adding failsafe and surefire version
Adding SessionContext code
Adding more EJB code
Adding more EJB code & test
Adding more EJB code & test
Adding more EJB code & test
Adding skip IT, UT capabilities
Adding more EJB code & test
pom