Fix planeWithPlaneIntersection and test unit
Merge pull request #650 from VictorLamoine/template_intersections

Regression fix for commit #646
kinfu_app: Having a combined cloud should also enable saving. Fixes #652
Use the Ptr typedef from the class in CorrespondenceEstimation...::clone. (+1 squashed commit)
Squashed commits:
[501eb1b] Add typename in CorrespondenceEstimation::clone.
Merge pull request #652 from nh2/fix-kinfu-normals-saving

Kinfu cannot save points when until a cloud without normals is taken
Fix compile issue due to an extra semicolon at the end of PCL_DEPRECATED.
Merge pull request #657 from yangyanli/pcl_deprecated_fix

Fix compile issue due to an extra semicolon at the end of PCL_DEPRECATED.
Merge pull request #655 from salino/RegistrationCompilationErrors

Fix for compilation errors in Registration module.
Various doxygen fixes