Add some additional comments, per code review
Add some additional comments, per code review

w4ngyi/flocker,hackday-profilers/flocker,wallnerryan/flocker-profiles,hackday-profilers/flocker,AndyHuu/flocker,AndyHuu/flocker,hackday-profilers/flocker,mbrukman/flocker,wallnerryan/flocker-profiles,AndyHuu/flocker,w4ngyi/flocker,w4ngyi/flocker,mbrukman/flocker,mbrukman/flocker,wallnerryan/flocker-profiles