File Headers:Added Tau Labs to the authors on changed files
Flight obj manager:#ifdef'ed the session management code

We can now choose which targets use it
Flight:Added the sessionmanaging object to all target except pipx
Flight:Added PIOS_INCLUDE_SESSION_MANAGEMENT to all pios_config.h except pipx
GCS TreeItem:fixed compile warning (var init order)
GCS uavo browser:Fixed compile warning (unused var)
GCS uavobject:added overloaded transactionCompleted which also passes "nack"
GCS uavtalk:Fix compilation with debug output enabled
GCS uavtalk:Handle new overloaded transactionCompleted signal
GCS uavtalk:Fix compile warning (suggested brackets around...)
GCS uavtalk:Disabled telemetrymonitor debug output
GCS telemetrymonitor:Go into fallback if sessionmanagment object is nacked
FLight:uavobjectmanager removed session object handles

Added new object instance callback and callback register functions.
GCS:telemetry handle session management, subscribe to new instance CB.
GCS:telemetry monitor renamed getSessions to savedSessions
GCS:treeitem renamed functions and fixed style

presentOnHardwareChangedSlot renamed to doRefreshHiddenObjects
GCS:configtaskwidget renamed functions and fixed style

presentOnHardwareChangedSlot renamed to doRefreshHiddenObjects
GCS:uavobjectbrowserwidget renamed functions,fixed style and added doxygen
GCS:uavobjecttreemodel fixed coding style and added doxygen
GCS:uavobjectmanager fixed coding style and added doxygen