Add acceptance test for getfields
Remove THIS_BUNDLE from getfields
Fix warning introduced in previous commit, CfLDAPArray now taking a bundle
Remove THIS_BUNDLE in regextract, use caller
Remove remaining THIS_BUNDLE in evalfunction.c
Remove THIS_BUNDLE from error printing on abortclass, use bundle name from stack frame
Split HashVariables into BundleHashVariables, PolicyHashVariables

Pass Bundle to DeleteTypeContext to remove reliance on THIS_BUNDLE
Remove global THIS_BUNDLE