Merge pull request #47 from llh1/development

Rename migrations to match those in master branch
Extraction process is a hash
Bump version
Merge pull request #49 from llh1/change_type_of_extraction_process_field

Change type of extraction process field
Add disease_phenotype and age_band attributes in a sample
Add and fix specs
Bump version
Merge pull request #50 from llh1/65269672_add_disease_phenotype_and_age_band_attributes

65269672 add disease phenotype and age band attributes
Add audit tables
Default config for database connection
Bump version