Add btc_to_satoshi support for "." for full BIP21 conformance.
Add stealth support to uri parser/writer, use bc non-rounding convertors for uri.
Fix hardwired false return for stealth_address.valid().
Merge pull request #108 from evoskuil/version2

Add stealth support to uri parser/writer, don't round uri amounts.
Remove unused variable.
Rename VS test project.
Merge pull request #109 from evoskuil/version2

Rename VS test project.