added xacro and macro.xacro for the bmda3 urdf
add xacro and marco_xacro to bmda3 urdf
updated robot name and used lower case letters for file extensions
Changed naming convention for links and joints. Updated names of mesh files.
Added ${prefix}, used lower case joint names, created tool0 frame, created xacro for bmda3_w_effs
Renamed "waist" to "torso", created torso_joint_b1 and torso_joint_b2.
removing unneeded files
Added left/right joint names, added torso_joint_b1

and torso_joint_b2
Update joint_names_bmda3.yaml

Now matching the order used for the SDA10.
Update joint_names_bmda3.yaml

Typo:
i -> l
Merge pull request #3 from phvass/master

Added xacro and macro_xacro for bmda3