add: signature from abi to tester funcs

[heikoheiko]

In [6]: mycontract.yeah?
Type:        function
String form: <function yeah at 0x10a2441b8>
File:        /Users/heiko/dev/ethereum/dappdev/na
Definition:  mycontract.yeah(number, peers, really, **kargs)
Docstring:   yeah(uint32 number, uint256 peers, bool really)

In [7]: mycontract.yip?
Type:        function
String form: <function yip at 0x10a244230>
File:        /Users/heiko/dev/ethereum/dappdev/na
Definition:  mycontract.yip(newPairs, recipient, **kargs)
Docstring:   yip(bool[2][] newPairs, address recipient)

[coveralls]

Coverage increased (+0.04%) to 79.76% when pulling 9d65cb4 on signature_from_abi_in_tester_funcs into 7519e7c on develop.

[coveralls]

Coverage increased (+0.04%) to 79.76% when pulling 9d65cb4 on signature_from_abi_in_tester_funcs into 7519e7c on develop.