Update extrapolation.rst

Missing joern-location in the last example.
Merge pull request #30 from agelastic/patch-1

Update extrapolation.rst
Added note about upgrading Neo4J + minor fixes
Merge pull request #32 from rieck/patch-1

Added note about upgrading Neo4J + minor fixes
Added note about Neo4J configuration
Merge pull request #33 from rieck/patch-2

Added note about Neo4J configuration
Fixed typo
Update tutorials.rst
Update tutorials.rst
Update tutorials.rst
Update tutorials.rst
Update tutorials.rst
Update installation.rst
Merge pull request #2 from fabsx00/master

Update 15-10-2014