(#106) documentation: fixed manuals, improved introduction in README.md
(#106) documentation: fixed manuals, improved introduction in README.md: more inviting wording
Merge branch 'feature/106-fix-documentation-typos-rebase'

* feature/106-fix-documentation-typos-rebase:
  (#106) documentation: fixed manuals, improved introduction in README.md: more inviting wording
  (#106) documentation: fixed manuals, improved introduction in README.md