Bump E3 to 7.0.8/5.1.0
Bump E3 version to Base 7.0.8 / Require 5.1.0 EPICS module version remains the same (1.9.8) therefore no changes were made to the Makefile
Bump E3 version to Base 7.0.8 / Require 5.1.0 EPICS module version remains the same (1.9.8) therefore no changes were made to the Makefile