minor

Merge pull request #171 from haesleinhuepf/blend

Add blend and animate_blend

Merge pull request #169 from haesleinhuepf/handle_negative_labels

visualize negative arrays differently

bump version

Merge pull request #162 from haesleinhuepf/negative_labels

Warn of and display negative labels

Merge pull request #159 from haesleinhuepf/label_display

Label display: number of labels

Merge pull request #156 from haesleinhuepf/hist3

Bugfix: show max correctly

Merge pull request #154 from haesleinhuepf/hist2

Bugfix: show correct min/max intensity above histogram

Merge pull request #152 from haesleinhuepf/histogram

Add interactive histogram

Merge pull request #149 from haesleinhuepf/support_dots

Support points, also with relative coordinates