Revert "build/common: add iniset function"
Revert "build/common: add iniset function"

This reverts commit c8490d618d7ba0050f68559a9e1d2f1cc8325b68 because I
realized it's not a good idea to let eDeploy configure something, rather
use a real configuration tool, like Puppet, Chef, Salt, etc.
Reverting it, and move the code to config-tools.

lebauce/edeploy,lebauce/edeploy,lebauce/edeploy,enovance/edeploy,redhat-cip/edeploy,enovance/edeploy,enovance/edeploy,enovance/edeploy,lebauce/edeploy,redhat-cip/edeploy,redhat-cip/edeploy,redhat-cip/edeploy