Fix for item names that start with non-ascii characters, and item name check.
tests for cr/lf issues and checking of item names
Test data for cr/lf issues
Updated for 4.99.32
Test for bug concerning items with umlauts.
Fix for bug: pipe at end of item leads to formatting error.
Added call to clean()
Doc directory is Doc not Docs
Use OS to select robodoc exec extension
