Upgrade to Yacoin 0.4.3 

* Includes security fix for https://www.openssl.org/news/secadv_20140407.txt

* Qt checkbox to enable stake minting. 

* Multiple POS enhancements. 

* MSVC++ Native version.

* Scrypt-Jane updates. 

Thanks to: 

grokouser

old-c-coder

sahtor 

sairon

And most of all the Yacoin community!