Fix RegEx for xpath leaf-list keys which include a "-" character. (#240)
Fix RegEx for xpath leaf-list keys which include a "-" character. (#240)

For example:
/bgp/neighbors/neighbor[neighbor-address=30.1.1.1]/config/neighbor-address
google/gnxi,google/gnxi,google/gnxi,google/gnxi,google/gnxi,google/gnxi