Add mapping from a single corpus id to the corpus name.
Write new corpus.properties if no text is available in the text.tab.
Delete some print outs.
Set right mime/type for corpus configuration files.
Disable link to document browser, when corpus config tells us to do so.
Comment method.
Implements a heuristic that disables document browsing for any corpus in which
at least one of the texts in text.tab consists entirely of white (BeMaTaC an
example). This heuristic only applies to the default full text view. If the
user has configured some other document browser visualizations, these take
precedence and the heuristic isn't used.

closes #235