better provider names in Sankey diagram

updated target platform

Adding required plug-ins for macOS.

navigation: make the library labels a bit better readable

when the app runs in dark mode

Merge pull request #411 from GreenDelta/fr-css

Add new themes.

Remove LF

Removed obsolete restrictions invocation, viewer and dialog

pin 2.1.0 dependencies

bump version to 2.0.4

bump 2.0.3