enable readline library, offers editing capabilities while use command bts_wallet

depend on libreadline-dev
Merge pull request #15 from pch957/master

enable readline library, offers editing capabilities while use command b...
Fix bugs with readline patch, adding rpc interface

Added banner at startup.
added more RPC methods
change default ip
increase spacing in market print out
add support for generating compressed PTS address
added cmake magic for finding db_cxx
fixes to get bitshares compiling on windows
Merge remote-tracking branch 'upstream/master'
Fix of can not transfer usd

https://bitsharestalk.org/index.php?topic=2472.msg30742#msg30742
Merge pull request #20 from HackFisher/patch-1

Fix of can not transfer usd
Merge remote-tracking branch 'upstream/master'
Add support for reading keys from bitcoin/protoshares wallet
Merge pull request #21 from batmaninpink/master

Import wallet.dat Private Keys via API call
Merge remote-tracking branch 'upstream/master'
add command "listaddr" to show the wallet generated addresses
Merge pull request #23 from GrazyBit/master

add command "listaddr" to show the wallet generated addresses
Merge remote-tracking branch 'upstream/master'
fix rounding comparison failure