Import etcaetera fork @ 04619db4af03a329ad8e7da4df4facf4c5d808a4
Add some preliminary config debugging
Fix up tilde-using test re: new etcaetera behavior
Add missing file-type-blocking tests
First stab at filetype exclusivity
More useful errors when cloning
Herp a derp, this was a dumb mistake
Update test helper to account for new adapter type
Add debuggery for ExclusiveFile adapter