It makes sense to have delta-sigma minimum threshold to 0,
meaning to effectively disable this feature.

Part of the github issue #11.

Now, once this SMIO gets spawn by the DEVIO, its
config function will also be called.

Part of the github issue #11.

Now, the addresses are realtive to PCIe BARs
and we don't need to know whether we are talking to
a PCIe device or an Ethernet one

Now, whenever possible we use the new error handling,
in which we can set an error variable inside the ASSERT
macros. This should easy the code maintainability.

This, together with commit f1a961df fixes issue #15.

This is bad! I had to add the variable arguement list
to all files that used the ASSERT macros in rder to support
the ioptional variable setting. There is a need to fix this
properly.

This is the first commit towards fixing issue #15.

For better visualization and standardizing, we prefer
lowercase names for module names.