Freeze requirements to specific versions
Fix CompatibilityProxy format default behavior

Now honors provided format, only defaulting to
"html" if not set.
Change pop to get to avoid losing email format!
Update metadata in pybald for version and email
Change AssetUrl to only rewrite when urls are relative
Emergency fix remove asset tag experiment
Disable caching of 3XX content
Fix ASCII type to only encode if not None
Add explicit hostnames to CDN-rewrite function
Remove debug statement
Whitespace cleanup - PEP8
Update config / url route matching to avoid double lookup

Minor tweak to use any() instead of reduce function.
Fix port issue
Fix scheme issue with url protocol
Final fix for protocol / CDN issue