Revert "Sush, Shruthi | #900 | Changing patient identifier name to 'Bahmni Id' from 'JSS'"

This reverts commit 2068b85482901ba22c5996bfb46e00c1911311b4.
Revert "Shruthi, Sush | #900 | moved migrations to omod"

This reverts commit 8ec7bbb1577206c7c193a22982b603a2baa08af4.
Revert "Shruthi, Sush | #900 | cleaned up the migrations to include only those related to registration"

This reverts commit 418d10072116bd40e7c32400c3aa3f35e084441d.