2014.093: version 1.1
	- Update libmseed to 2.12.
	- Correct usage message regarding output file and stdout.

2009.177:
	- Include "b" mode in fopen() calls for proper usage on Win32.
	- Improve scaling truncation for integer conversion.

2009.146:
	- Update libmseed to 2.2.
	- Skip input lines in data section beginning with "INSTR".
	- Correctly handle data gaps (noted as values of 99999.99
	or as 66666666 markers), a gap value in either input data
	stream is a gap in both output streams.
	- Remove unused signal handling, now compiles under Windows.

2008.220: version 1.0
	- Update libmseed to 2.1.6, including much improved Steim 1
	and 2 encoding performance.

2008.018:
	- Update to libmseed-2.1.4.
	- Change src/Makefile to use user-supplied CC and CFLAGS.
	- Add src/Makefile.wat and src/Makefile.win for Win32.
	- Do not write output to stdout by default, but print a
	warning when no output file was specified.

2006.046:
	- Update to libmseed-1.4.5.
	- Skip data lines where no date or times can be parsed.
	- Remove debug option from gcc CFLAGS.
	- Add another example data file.

2005.242: version 0.7
	- Update to libmseed-1.1.
	- Add gcc64 and static targets to the Makefiles.
	- Fix conditional free by adding another condition.

2005.152: version 0.6
	- Update to libmseed-1.0pre4.
	- Add ability to scale sample values by 1000000 and pack as
	integers, including Steim 1 and 2 compression.
	- Skip padding sample values of 99999.999 (they don't compress
	well).

2005.128: version 0.5
	- Update to libmseed-1.0pre3.

Earlier:
	Initial version of GGP gravity and pressure data to miniSEED converter.
