Prepare next development iteration

Change-Id: Ie20e41fdbc8104cea75055207b42876aebb355a3
Generated: Remove duplicated includes an forward declarations

Change-Id: Ie64ac2cf67f95d10d89a27f984ed646471cd5182
Add dispatcher hub

Change-Id: I7af6b7142dbb43a7d8405d118972da5f154b054b
DispatcherImpl: Implement connect method

Change-Id: I83f6af61189e28679d7fc0f0daba12737ea91b1d
MediaPipelineImpl: Add debug information (if available) to error events

Change-Id: I2ee35d1bef613ac36a4662dff65d01b2142d3bfc
Move enable_shared_from_this inheritance to MediaObject

Change-Id: I4ccac37582ec0046ebec0a6bfc4cb84387964bee
MediaSet: Rework to support sessions

Change-Id: Ie722d6255b0e2e3295eb2e6a2a6d571182e9e910
Implement methods to allow using sesions from rpcs

Change-Id: I9610869284b3a371dafce5ab4d5e862d34886498
ObjectRegistrar: Simplify code, now MediaSet accepts strings as id

Change-Id: Ib799db635eebd93c865aef1cd45fdb1e6095f8bb
MediaElementImpl: Make lines shorter

Change-Id: I59e85c4df645c445992566267e97add4c72f46bd
Update plugins to enable dispatcher functionality

Change-Id: I5cef4230a5bc19b9ebfcd14e41d0f3c6d946d7f0
Require gstreamer version 1.2.3

Change-Id: Icbb5d261714d0582499b159f78d71061e595c9e7
KmsHttpEPServer: Unref message without exptecting client to unregister the httpendpoint

Change-Id: I81e68ed0e3551754b42e520e5dc311b488499968
HttpEndpointImpl: Unregister httpendpoint when either urlexpired or urlremoved signal is emitted

Change-Id: I65508d00ea578fde9a5c03d6d616fa7ab979cf2c
HttpPostEndpointImpl: Enable debug traces

Change-Id: I329a80bc1b33defda2303a69b1c3b14e73943c8e
ServerMethods: Fix error message when suscription parameter is missing

Change-Id: I876c93d728617a09868bd75abc4750f8bee17630
MediaSet: Implement session autorelease

If no keep alive is received or no elements on the session is
being used in a callback for a time, a session will be released

Change-Id: Icbdc6c7d21d47190d73dff0845f311b5ed62e19d
MediaSet: Remove unused exception

We are using KurentoException

Change-Id: Ie1551e41e970b800ba01c7994fb7e56100e42c12
MediaSet: Improve logs

Change-Id: Ia1d2556262278c94389f25420d9c5b1506e085ea
MediaSet: Use monitor instead of locks

Change-Id: I066b2c90285130ff436475fb69674364a5351815