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Change-Id: I266b8519aceba214803789a6b1f23876a974a1f8
Tuleap: #1226

- adds a dependency utility project, which builds all the dependency
  projects, the utility project can then be a daemon project dependency
  and easily decoupled when only working in the daemon

- sets the video capture frame copying routine to reference the active
  device object's video properties instead of querying the media capture
  device's

Change-Id: I11632d154dbd083550397089ff9fe88a910c616f
Tuleap: #1228

- adds incoming video
- adds webcam preview
- adds device enumeration
- adds daemon video signal handlers
- adds outgoing video

Tuleap: #1200
Change-Id: Ife5f6acc2ee400665e096e44e2111e03cab0299a