Version 0.1.7

Analysis addin

• Optionally save nearest-neighbor and count-within details for each cell.
• Reverse the fill scale of the nearest neighbor heatmaps so red represents
  closer cells.
• Write session info to session_info.txt in the output directory.

Unmixing quality report

• Add "Guidance" section.

Component levels report

• Show a single quantile (99.9 percentile) in the signal histograms.
• Omit Autofluorescence from the pairs plots.
• Use a common scale on the individual plots within each pairs plot to
  avoid exaggerating small signals.
• Add "Guidance" section.
• Remove "Signal to noise" section.

Merge addin

• More forgiving handling of duplicated records.
  It now ignores the duplicates with a warning.
• Less noisy console output.

General

• Reports save temporary files in a subdirectory of the output directory (#5)
• File and directory choosers are cross-platform (#8)