Add donor
Suggestion: currency formatting improvement
Optional: money_format precedence
Merge pull request #302 from xfra35/issue#302

Suggestion: currency formatting improvement
Strict compliance with C99 currency formatting
Relocate subsection
Bug fix: <em> rendering
Add class maps
Bug fix: <strong> rendering
Add sponsor
Optimize currency-related format() code
Bug fix: format() table (Issue #302)
Add donor
Add sponsor
Bug fix: Text rendering of text with trailing punctuation (Issue #303)
Suppress unnecessary program halt at startup caused by misconfigured server
Add Flattr button
Tweak paragraphs
Reorganize paragraphs
Add Flattr button