Refactoring and tests initialization for new objects
Object design refactored
HelicoCamera - limits on movings over x and z axis (ref #44)
CameraContainer - initials positions and rotations as object attributes
Changements on camera switcher
switch of cameras stable
Removed the upperBetaLimit which rendered the transition effect of pathCamera so bad
Transition effect ok
fix bug with hide of POI
setPosition() function corrected
positionBeforeSwitch use position channel and not the false getPosition function
changings on setPosition() function
add some setPosition's tests
transition from freecam to pathcam is ok
setActiveCamera() refactorized
inverse names of MapCamera and HelicoCamera (fix #63)
update demos