Initial multi module product
Prepare org.pcells src directory
Create pcells-gui-core module, merge with pcells-gui-dcache
Add Logable interface
Remove pcells-gui-dcache module
Organize imports
Fix build errors, get fully building pcells
Multi Module

Adapt pom files to include all dependencies needed by the projects into packaging the jars.
pcells-gui-core

remove files that were not there in the original project
Create module pcells-gui-dcache
Add files to ../pcells-gui-dcache/src/
Move JHistogramDisplay.java from pcells-gui-dcache to pcells-gui-core
getPoolList has changed its return type, these fixes were needed
Create jar creation configs in poms
Add pcells-gui-core manifest entries
Add pcells-gui-dcache manifest entries
Some dependency shuffling
Move Logable interface to separate project pcells-common
Some dependency shuffling
Create pcells-gui-psu module