jingyi.jia/Thesis-Hector-VR: Ground-based rescue robot simulation with 4 operating modes and test scenarios

Jingyi Jia b4cbb439d9 first commit		%!s(int64=3) %!d(string=hai) anos
..
def.mat	b4cbb439d9 first commit	%!s(int64=3) %!d(string=hai) anos
def.mat.meta	b4cbb439d9 first commit	%!s(int64=3) %!d(string=hai) anos
workshop.mat	b4cbb439d9 first commit	%!s(int64=3) %!d(string=hai) anos
workshop.mat.meta	b4cbb439d9 first commit	%!s(int64=3) %!d(string=hai) anos