changed table width
adjusted table style to fit hover
implemented selectNext, triggered via DOWN or J
implemented selectPrevious, triggered via UP or K; did refactoring of select medhods
changed cursor style on table rows
changed backlog
As a task planner I want to add TODO/DONE via keys/shortcut, to easily decide wich headings/list-items are tasks and in which state they are.
Merge branch 'shortcuts-for-table'

Conflicts:
	backlog.md