added doxygen-style documentation to PDF
added doxygen-style documentation to PDF

--HG--
extra : transplant_source : OV%85%E4S%D5%B1%E9%A0%B9%91C%3D%7E%60%B6%F64%85%CF

sonny-tarbouriech/ompl,florianhauer/ompl,utiasASRL/batch-informed-trees,sonny-tarbouriech/ompl,sonny-tarbouriech/ompl,davetcoleman/ompl,utiasASRL/batch-informed-trees,davetcoleman/ompl,davetcoleman/ompl,utiasASRL/batch-informed-trees,florianhauer/ompl,jvgomez/ompl,florianhauer/ompl,utiasASRL/batch-informed-trees,jvgomez/ompl,florianhauer/ompl,jvgomez/ompl,jvgomez/ompl,davetcoleman/ompl,utiasASRL/batch-informed-trees,davetcoleman/ompl,davetcoleman/ompl,sonny-tarbouriech/ompl,jvgomez/ompl,jvgomez/ompl,florianhauer/ompl,sonny-tarbouriech/ompl,utiasASRL/batch-informed-trees,sonny-tarbouriech/ompl,florianhauer/ompl