interpret wiki-syntax
parser for wiki-syntax nearly complete
* wiki-syntax parser: bug fix: do not insert an space if a new paragraph begins
* wiki-syntax parser: use html5 compatible <em>, <strong>, <del> instead of depreciated <i>, <b> and <strike>
bug fixed: wiki syntax consequently use <em> instead of <i> in order to be compatible with html5
bug fixed: add "white-space: normal" and "width: 100%" to the style sheet in order to make line wrapping in the legend of the radaio buttons work in Internet Explorer
tests: list serveral elections