Add back missing backslash in SUBDIR list, it got lost when libtcl was added.  (also align the text block, it looked odd with variable indent)
Add back missing backslash in SUBDIR list, it got lost when libtcl was
added.  (also align the text block, it looked odd with variable indent)

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase