touching up the documentation: textual and typographical changes + added src dir. config for Maven - removed remark about tutorial code being in the download
Merge commit '61d5cebe29043af64ff0e1f6defad3b8867c81f1'

* commit '61d5cebe29043af64ff0e1f6defad3b8867c81f1':
  announce 3.0.0
  3.0.0
  3.0.0
  next version
  typos
  added 2.1.0
  fix some more errors
  fix utf8
  fix {{
  fix {{
  use jekyll for layouts
  add layout
  jekill config
  test include
  added bridge to leaflet

Conflicts:
	tutorial.html
added Eclipse project file
Merge branch 'master' of https://github.com/dslmeinte/st-js.github.io
into dslmeinte-master

Conflicts:
	tutorial.html