Added crater ground class. This class will be same as tgBoxGround, but with added terrain features that prevent a tensegrity from rolling out of said crater
Added working files for building Hilly Ground
Updated to include hilly ground
Edited these files for woking project (hilly ground)
Added to list of working files for hilly ground project
Setting up all necessary values for hilly ground
Added jsoncpp library.
Added existing install check.
Changed drop height of tensegrity
Decreased slope on hills
Added common set up file, sourced from all existing shell scripts and moved base configuration block into common.
Moved count_files, get_relative_path and str_contains into common bash file. Also removed definitions of it from all other bash files.
Cleanup depricated methods
Moving getCollisionShape function to parent class
Moving getCollisionShape function to parent class
Merge branch 'hillyTerrain' of https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim into hillyTerrain
Moved resolving of base dir back into setup files and use it as a prefix when finding setup_common.sh
jsoncpp is now sourced from a .tar.gz rather than a .zip
Merge pull request #20 from NASA-Tensegrity-Robotics-Toolkit/serialization

jsoncpp integration
Extracted package specific configuration from install.conf into package specific conf files.