include dependencies for MongoDB
lab07, temporary version of persistence.xml with multiple persistence
units, looking for a way to making it work
lab07, temporary changes for supporting mongodb, not tested yet
lab01, fixed missing package problem in hello world within package
example
Merge branch '01' into 02
Merge branch '02' into 03
Merge branch '03' into 04
Merge branch '04' into 05
Merge branch '05' into 06
Merge branch '06' into 07