Changed the PoS target limit and the blockchain trust values for PoW and PoB blocks

	Also added rpc commands getpeerinfo and listburnminted
Increased Stake reward
Added getrawtransaction command and client starts up much faster
PoB targeting set and more rpc commands added
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of https://github.com/hg5fm/slimcoin