License rename
Merge pull request #47 from aslett1/master

License rename
Fix typos in usage
Fix more typos in usage
Merge pull request #48 from martinghunt/add_qcfind

Add qcfind
Bug fix if copy_files not used
Merge branch 'master' of github.com:sanger-pathogens/PathFind into add_qcfind
Merge pull request #49 from martinghunt/add_qcfind

Add qcfind