Bug 513470 - update the website for 2.1.2

* add maven site instructions
* add maven artifactIds
* add wiki and javadoc links
* consistent spaces

Change-Id: I65a0ed5660f99fd85d148c4d2d2504534cca998d
Signed-off-by: Andrew Berezovskyi <andriib@kth.se>
18 files changed