Multiple changes

Commons
* dependency to piggybank
* XmlStorageWithInputPath storage class for Pig - can read a file with its input path

Poms:
* "sep" profile moved from CoAnSys/pom.xml to CoAnSys/<main-project>/*-logic/pom.xml
* CoAnSys depends on Oozie-Maven-Plugin:1.2-SNAPSHOT (due to backward incompatibility of OMP descriptors

Bash scripts:
* support for use of aliases, especially "mvn3"
* support for local and on-cluster submits

Doc-sim:
* parameters can be set from oozie configuration file
* corrections following Sonar advices
* new doc-sim output schema support