Added prototype generate_yml helper script and test files
Renamed YML generation script
Additional command line options and improved testing for genotyping_yml.pl script
Moved test code into a separate module; additional command-line option checking; updated zcall test data
Added files for genotyping_yml.pl and tests
Corrected genotyping_yml.pl script name in manfiest
Merge pull request #220 from iainrb/devel

Added prototype generate_yml helper script and test files