Resolve DID:WEB verification methods for proofs

Closes #11 (closed)

@yordan.kinkov @valerii.kalashnikov

added DevInProgress label

requested review from @tziai

assigned to @lyuben.penkovski

LGTM

merged

mentioned in commit 00f29662

@tziai I'm merging everything quickly, cause we're in a hurry to do demo tomorrow and there's still a lot of things to test and integrate. You can still look and comment if you see something for improvement.

@lyuben.penkovski I understand, no problem.