0.5.2
 - ref: bump nanite to 1.2.0
 - ref: migrate to afmformats (0.3.0)
0.5.1
 - fix: missing title in FD window and missing FD number in export menu
 - enh: add help menu with link to docs, about, and software used (#1)
 - docs: add quick guide for importing a nanite training set
 - docs: add black/white logo
0.5.0
 - feat: allow to import training sets produced with nanite
 - ref: major code refactoring of force-distance interface and cleanup
 - setup: bump nanite dependency to >=1.1.1
0.4.4
 - ci: pin 'joblib==0.11.0' on travis-CI (workaround for infinite loop
   in macOS build, https://github.com/pyinstaller/pyinstaller/issues/4067)
 - docs: add installation instructions
0.4.3
 - maintenance release (migrate to GitHub infrastructure)
 - experimental macOS builds
0.4.2
 - enh: merge training set and regressor selection into scheme selection
   (prevents confusion for users that are unsure what to choose)
 - enh: user rating is saved during rating, not afterwards
 - enh: rating containers for user rating can be reused explicitly
 - enh: qmap plot now better distinguishes between unavailable and
   invalid data
 - ref: migrate user rating output to nanite
0.4.1
 - fix: autoscaling according to fitting range did not work
 - fix: not possible to load .jpk-force-map files
 - ref: migrate qmap generation to nanite
0.4.0
 - migration to GitHub
