Update to course headers
Update to course headers
sheffield-bioinformatics-core/sheffield-bioinformatics-core.github.io,sheffield-bioinformatics-core/sheffield-bioinformatics-core.github.io,sheffield-bioinformatics-core/sheffield-bioinformatics-core.github.io,sheffield-bioinformatics-core/sheffield-bioinformatics-core.github.io