Expyriment 0.5.2 released!

[Florian Krause]

Expyriment 0.5.2 has just been released. This is mainly a bug fix
release. Please update!

New Features:
- data_preprocessing.print_n_trials(variables)
- data_preporcessing.get_variable_data: get data as numpy arrays.
- data_preporcessing.add_variable: add data from numpy.
- read trials from csv file into a block
design.block.add_trials_from_csv_file
- block.read_design (counterpart to save_design)
- the main event_file logs now also the standard output and Python
errors
- statistic functions are now robust against type violations (like
nan_mean)
- design will be automatically saved to event file when experiment
starts
- functions to check if IDLE of IPython are running (in control)
- several further new minor features

Fixed:
- Serial Port test can now be quit without quitting the test suite
- FixCross, width vertical line
- Serial Port will be closed when script crashes in IDLE
- Fix for stimuli.extras.VisualMask
- Fix for io.TextInput
- Fixes and adjustments for default logging
- API browser now works on OS X
- API browser fonts on Windows
- several bug fixes in data_preporcessing


You can download the new version from here: http://code.google.com/p/expyriment/downloads/list