Import ppi-query in PMB

[pidupuis]

• Import ppi-query as a maven module inside PMB
• Test invoking ppi-query function from PMB
• Define interface between ppi-query and PMB
  • Data interface for proteins, interactions, etc. (use Map? use Java interface?)
  • Program interface for processes (Java interface for fetching networks mostly)
• Deeper integration
  • Integrated progress report from ppi-query to PMB

[gcornut]

First test successful (but painful with OSGI)