Fix Capsule::containedBy() crash on m_direction = glm::vec3(0.0f)
improved capsule fix
removed capsule code duplication
Merge pull request #596 from voxelinc/capsule_fix

Fix Capsule::containedBy() crash on m_direction = glm::vec3(0.0f)
Merge branch 'master' of https://github.com/voxelinc/voxellancer into friendlyfire_and_smartweapons

Conflicts:
	src/geometry/capsule.cpp