Change the build status image form Travis to svg
Merge pull request #361 from MrSerth/patch-1

Change the build status image from Travis to svg
README: format the shields more consistently
installation instructions: fix two typos
restructure README.rst. fixes #314.

 - remove licensing from README
 - move contributors to their own file
 - remove manual installation instructions
 - add a contributing section
add hackday participants and Malte Swart to CONTRIBUTORS.rst
Merge pull request #343 from karyon/restructure_readme

Restructure readme, add hackday participants