updated checkpoint and fix to rpc crashes

checkpoint added and fixed issue where getblocktemplate getwork and
getwork2 crashed rpc console when not running in server mode
add level db makefile
Merge pull request #1 from photonproject/master

Merged
signature fix
signature fix and namespace
Update README.md
Update README.md
openssl-1.0.1j
openssl-1.0.1j
Update .gitattributes
Update .gitattributes
updated and added newer leveldb
update
Update qrcodedialog.cpp
compatibility with miniupnpc 1.9
mingw 4.8.2 flags
CoinControl Added
Linux qt fix
Merge pull request #1 from BlakeBitcoin/master

bring fork current with all changes