* Added session records to carry resource information over to the
clients
* Added SQL support code for the various views
* Added interface and implementation of the resource information access
component
* Hooked resources information queries into both the empire and planet
management component
* Added resources display to planet and overview pages
Added a Maven project that will contain all resources-related
components. Updated list of children in the top-level components
project. Added dependency to the main project.
