- regenerate spec-file, fix ghc-texmath-devel requires
- remove texmath-rpmlintrc

- update to 0.8.6.4
* Handle equation environment (without numbering).

- update to 0.8.6.3
* Use POST instead of GET for texmath-cgi.

- update to 0.8.6.2
* Fixed array alignment issues
* Use 1 and 0 for _Hide attributes, rather than on and off.
* Fixed EUnderOver for omml output. Previously both the under and
the over part were being placed under

- update to 0.8.6.1
* OMML writer: Fixed rendering of roots, so that the degree appears
in the right place.
* OMML writer: Don't include empty rPr elements.

- update to 0.8.6
* TeX reader: Support hundreds more math symbols (all of those defined in
Text.TeXMath.Unicode.ToTeX), including `\nwarrow`, `\swarrow`, `\nearrow`,
`\searrow`.

- update to 0.8.5.1
* OMML writer: Fixed order of elements in nary formulas to conform
to OMML spec (#88, Niko Weh). `` must follow the `` and ``
parts of ``. This fixes rendering issues in LibreOffice
(though Word copes with the incorrect order).