Operator spacing for standard functions.
Fixed a comma (math->text).
Merge pull request #38 from eggrobin/the-great-branch-of-small-fixes

The great branch of small fixes
Merge pull request #40 from eggrobin/master

Ketchup.
added tests for every face provided by Linux Libertine/Biolinum.
Added a German text sample.
Merge pull request #41 from eggrobin/split-packages

Split packages
Catch up.