add fromPubKey to SIN
support uncompressed pub keys also
update tests
fix tests
fix tests
Merge pull request #448 from matiu/feature/sin02

Feature/sin02
add check in constructor
add check in constructor of Address
add test to SIN
new to/from Obj. WIP
formatted with js-beautify
Merge pull request #450 from matiu/feature/sin03

Feature/sin03
test passing.
formated using js-beautify
formated using js-beautify / tests
starting NetworkMonitor implementation
add Transaction#getReceivingAddresses and send
one test passes
change test to use sinon
finish basic tests