implemented flush method for IO stream v3.33.2

fixed output redirection for the python logging. fixes wolph#134, aga…

…in v3.33.1

Fixed stderr and stdout output when wrapping (for example, with loggi…

…ng and exceptions). Fixes wolph#134

Converted print statement to debug statement

fixed python 3.x tests and updated readme v3.32.0

bumping version to enable release signing v3.31.1

fixed stacktrace output when capturing output and implemented wall ti…

…me widget v3.31.0

fixed bug wolph#121 and wolph#122 v3.30.2

Fixed several bugs thanks to @matthewwardrop and refactored requirements

 - wolph#119 Use get_ipython imported from IPython rather than global namespace
 - wolph#118 Make printing a newline on finish optional
 - wolph#117 Fix unwrapping stdout/stderr
 - Refactored `requirements.txt` files to use `setup.py`

removed print statement to fix wolph#116 v3.20.2