- create introduction section
- move cheat sheet link from basic movement to introduction
- move undo section before editing (insert and delete)
- separate insert and delete sections
- separate multiple regions and multiple cursors sections
- surround all inline keybindings with single quotes
- remove possible stray commands from tutorial string:
The second line: `\\<boon-command-map>`
Searching section, after first sentence: `\\<boon-moves-map>`
The fifth paragraph: `\\<boon-command-map>`
none of them show up in the tutorial.
- remove check boon-move-map suggestion from search section, can't find any
additional search commands that the once listed in the tutorial.
- fix typos
