fixing inertia value in shoulderpitch left, updating to use most recent hrl end-effector
merging changes from up to date hrl internal simulator package, including new arm controller gain files, and new meshes
small updates to readme
change package name via some grep/sed/find-replace work from hrl_gazebo_darci to gt_meka_description
dummy file for simco.urdf.xacro, pulling hrl specific content out of arm file. added new ee file for hrl end effector.
adding robot name as arg to generate scripts
update readme to reflect generate script arg addition