*modify to try to fix camera_ui bug
Merge branch 'master' of https://github.com/sunwaylive/Point-Cloud-Processing-For-Siggraph-2014

Conflicts:
	Point Cloud/ParameterMgr.cpp
Merge branch 'master' of https://github.com/sunwaylive/Point-Cloud-Processing-For-Siggraph-2014
move “choosing only one nbv” from "camera.cpp" to "nbv.cpp"
* added the new_scanned_mesh into original
Merge branch 'master' of https://github.com/sunwaylive/Point-Cloud-Processing-For-Siggraph-2014
* set iso bottom confidence to 1.0f

* add "set iso bottom confidence button" and a doublespinbox to control the delta
Merge branch 'master' of https://github.com/sunwaylive/Point-Cloud-Processing-For-Siggraph-2014