* Add POST_BUILD to the dkms_conf_variables list
The POST_BUILD directive is ignored by the read_conf() function
because it not in dkms_conf_variables list
* Add BUILD_DEPENDS configuration option
Implement a BUILD_DEPENDS directive that instructs `dkms autoinstall`
to build Linux modules in a specific order.
Additional change log info:
* Add POST_BUILD to the dkms_conf_variables list
The POST_BUILD directive is ignored by the read_conf() function
because it not in dkms_conf_variables list
* Add BUILD_DEPENDS configuration option
Implement a BUILD_DEPENDS directive that instructs `dkms autoinstall`
to build Linux modules in a specific order.