"Lastly, since evolution theories have adopted an arbitrary process that will fit the evidence no matter how it turns up, they have no more credibility in describing objective reality than simple declarations such as "God did it.""
First, evolution has NOT adopted an "arbitrary" process. It uses scientific method and peer review just like all science.
Lastly, if you see that claiming "God did it" is not credible in matters of science, why do you continue to do it?
Ever heard of "natural selection?"