Last known working commit for ros1 develop

attempt at rviz plugin for scene graphs

saving version before pgmo future changes

tag of clio version

code used to run place experiments

fix office label space

disable hard check for mesh index in places

disable hard check for mesh index in places

Feature/remove ros (#171)

* drop ros code and flatten

* tweak rosinstall files

* update readme

* update headers a little

* tweak section headers more

* fix quickstart command

* fix repo url

* fix kimera semantics branch

* last branch tweaks for rosinstall

Co-authored-by: Nathan Hughes <nathan.h.hughes@gmail.com>
Co-authored-by: Ubuntu <ubuntu@hydra.lxd>

hydra before major reorg