fixes #68

was always a bit quirky, overlaps with goals and agenda, just drop it

single quotes don't work in cmd.exe, this is an issue when working from within
RStudio terminal on Windows because cmd.exe is default "shell" there

fixes #67

fixes 37

- edit basics.html directly
- in new window

fixes #25

gitk was not a good vis

it's not really motivation

fixes #42