Add plane and signal to Module structure for Hall C compatibility.
   Add support for plane and signal to Fill and AddModule methods
     Should not bream any Hall A code.  (As long as everything is
     recompiled.)
Enable extra Hall C parameters in THaDetMap via conditional compilation

To get the Hall C version of the detector map, one needs to set
export PODD_EXTRA_DEFINES=-DHALLC_MODS
Change THaDetMap.C back from DOS to Unix line endings.

No idea how this happened. Was probably edited on Windows sometime.