* renamed ucg to network according to the last protocol updates
* added ConnectionHandler helper class to ease passing connection info, + blockchain
* removed old protocol API services of network
* removed old protocol API services of hdc, pks and wrappers classes
* network: bugfix
* increment version to 0.10.0
+ added tx service, and disabled scrypt lib for now
* README
* compatible with python2, added Hardship service
+ wot
Update README.md

minor
Clearing some pep8 warnings
Adding Sources request and remove wot/all request.
Placing API under ucoinpy.bma pakage.
Refactoring and ordering proposal
Working on helper classes for UCP documents
Need unittests to valid done work
add certifiers-of and certified-by in wot
Adding "from_raw()" factory method
Certification and key
Merge branch 'refactor' of https://github.com/ucoin-io/ucoin-python-api into refactor