Changes:
* 1.0 (2012-07-25)
- added option ``decimal-comma`` for text format
- fixed bug in CSV format
* 0.9 (2012-05-20)
- added CSV format, or more acurately: delimiter-separated values format.
Supports popular delimiters (``TAB ,;|:/``), quoting (``"``)
and escape character (``\``). Non-numeric fields are read as NaNs.
- added Canberra CNF format
* fixed reading of Bruker v3 files
* changes in API, added C API
Changes 0.5:
* added support for compressed files \*.gz (requires zlib) and \*.bz2 (bzlib)