build/common: add iniset function
build/common: add iniset function

If you want to configure /etc/nova/nova.conf like this:

(...)
[my_section]
my_param = True
(...)

Use the new function like this:
initset /etc/nova/nova.conf my_section my_param True

This function will be useful when configuring some services.

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