add script header
more tests for cheque
add voucher tests
fix voucher tests
add tests for acount to acount transfer
skip problematic tests
small cleanup
Refactor into classes, fix and clean up tests

   Now have higher level abstraction classes like Nym, that
   still allow us to test the server with bad data.

   Also added error.py which easily lets us test for expected error
   conditions.

   Added multimethods to requirements.txt to support generic transfers,
   and also support error lib
Merge pull request #10 from 0x01--/pr/7

Refactor into classes, fix and clean up tests
Enable some transfer negative tests, skip others
Add to gitignore
Pass cmdline args down to py.test
Merge remote-tracking branch 'refs/remotes/origin/pr/9'

Conflicts:
	python3/runtests.py
Test depositing of instruments written by nyms who don't own the
account.
 Fixes #12
Fix argument order that broke some tests
Test deposit into an account of wrong asset type fails

Fixes #13
Move transfer multimethod, add test for cancel cheque
update readme
Fixed server setup that generates fresh ~/.ot
enable tests for issue 317