Add extra option to ReverseEngineeringStrategy to exclude package from generating classes

Signed-off-by: Fernando Rincon <frm.rincon@gmail.com>
Complete exclude package feature
Change to generate missing foreign keys from parent
Added .travis.yml file
Change pom to build with other group and change scm connections.
Error fixed in pom.xml
Bug fixed, import included
Merge from 4.0.0