MFC rev. 1.34: record a file offset for a last successfully parsed group file line.  If the initial buffer size (1KB) for the given group line is not big enough, reset the offset.
MFC rev. 1.34: record a file offset for a last successfully parsed
group file line.  If the initial buffer size (1KB) for the given group
line is not big enough, reset the offset.

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