Fix inconsistent normal directions

Conflicts:
	test/test_fcl_geometric_shapes.cpp

Fix incorrect state check in BVHModel::addVertex(~)

Conflicts:
	test/test_fcl_utility.cpp
	test/test_fcl_utility.h

Support Halfspace through main [collision/distance/continuous collision] interface

Add cmake uninstall target

Fix typo in README.md

Place of FCL_DEPRECATED for portability

Update copyright information

Fix segfault when registering empty object vector to [~]CollisionManager

Use same shape algorithms for the reverse shape pair

List headers in add_library for IDEs

Update another tests (GJK): sphere-sphere, box-box, sphere-box, cylinder-cylinder, cone-cone, cone-cylinder