1 Some spaces and when deleted using backspace are deleted with an offset
fix: another font (not monospace). for example, courier new 10
2 wrapping command cause error: AttributeError: 'str' object has no attribute 'indexOf
fix: tortoisehg\hgqt\revset.py line 302 must be
tortoisehg\hgqt\revset.py
bopen = itext.index('(')