Merge pull request #91 from fabaff/enum

 Replace enum32 with enum-compat (fixes #89)

bump version to 1.4.3

bump version to 1.4.2

Merge pull request #79 from l0rb/python3

fix python3 basestring

changed setup.py version

Merge pull request #33 from blockchain/remove-receive

Removed RP1 references and updated RP2 references

Bumped version

Bumped version

Bump version

Update setup.py