Added groovy script to convert national id person attributes to patient identifiers
* Updated patient identifier type to not use locations
* Re-organised admin scripts
Removed installation submodule as it is no longer used
Updated national id conversion script to first check for non-unique values
Created new ExternalRequirement component interface to represent external requirements of the EMR
* Implemented the CIEL version checking functionality as one of these components
Added unit tests
Fixed bug introduced yesterday in the MOH257 form - this form is for RE only so provider should default to "Unknown Provider"
Added groovy module to the distro build as this is sometimes required by ICs
Merge branch 'master' of github.com:I-TECH/openmrs-module-kenyaemr
removal of old core package