Updated the required disk space in user manual (source file this time)
Updated the documentation image for plate areas A and B combined (again)
Improved import of data files. Ignore the row if the first row contains column names.
Added an extra column to the species table to match the SETL database.
Updated the test data for the latest data loader.
Test data now contain a header rows.
In the Load Data dialog, ordered the selection of the data files alphabetically
Added support for loading Microsoft Office Excel 2007 workbook (*.xlsx) files.
Requires python-xlrd (>=0.8.0).