Look up the package icon
and include it in the contents.xml for package resource
Migrate icons over as icon.png for each package
Update injection and dependency related things
 - move beans.xml to META-INF
 - delete duplicate `SqlConnectionProducer`
Return the icon now in the packages endpoint
Make sure all database info is read from properties
change parameter names
fix copy/paste
Merge pull request #15 from CruGlobal/GT-23

GT-23