Done. Differences from 0.4.4.6:

• getsubsidy, getinfo, getmininginfo RPC calls now are identical to presented in 0.4.4.7;
• automatic wallet transactions update during initial block download;
• syncronization alert message removed;
• block databases versioning support.

Linux 64 bit static build: link

Mac OS X build: link

Windows nosetup: i686, AMD64

Windows installer: i686, AMD64

Debian [ARM6L | i686 | x86_64]