This merger contains works of 2 stories: E3-493 and E3-495. Remved ess-env.conf, e3.cfg and DEFINES_REQUIRE files and associated codes in setE3Env.bash, RULES_REQUIRE, and .gitignore
ess-env.conf
e3.cfg
DEFINES_REQUIRE
setE3Env.bash
RULES_REQUIRE
.gitignore