v0.2.9

• Added download, enlarge and resize graph options to tm_variable_browser module.
• Added download and expand options to the table in tm_t_crosstable.
• Enabled selection of custom datasets for tm_variable_browser with datasets_selected argument.
• Allowed all dataset variables to be used as grouping variables in by variable levels tab of tm_missing_data, not just those selected to be displayed as rows in the table.
• Enabled the brushing of points in NA categories when facetting in tm_g_scatterplot.
• Added persistence for the number of entries displayed in data tables.
• Removed 'treat variable as factor' checkbox in tm_variable_browser if no graph shown.
• Fixed DT length reset in tm_variable_browser on "Show parent dataset variables" checkbox tick.