Add basic documentation index page
Merge branch 'master' into feature/documentation
Add some more basic docs for usage
PEP8 and consistent quotes
More useful error message for GET on /
Merge pull request #15 from rudigiesler/feature/more-helpful-root-GET

More useful error message for GET on /
Merge pull request #14 from rudigiesler/feature/documentation

Add some basic documentation
Merge branch 'master' into feature/issue-12-optional-file-size-optimization

Conflicts:
	mathml_to_image_service/svg_to_image.py
Added tests for quality parameter
Added quality setting to HTTP API
Updated docs