add get_public_key method to EC_KEY class
code cleanup: main menu
more legible output for scripts/peers
increase timeout
Add new exchange rate options

BitcoinAverage added as new exchange rate option.

Add BitPay as new exchange rate API

Winkdex added as option for exchange rate - USD only

Cleanup exchange rate plugin

cavirtex exchange rate added

BTCChina - exchange rate
Merge pull request #602 from wozz/exchange-bavg

Add new exchange rate options
non blocking exchange rate API calls

clear combo box while waiting
Merge pull request #603 from wozz/exchange-fix-gui-hang

non blocking exchange rate API calls
change estimated_fee to include 34 bytes per output instead of hard-coded 80 (issue #520)
Merge pull request #604 from CodingAnarchy/master

change estimated_fee to include 34 bytes per output instead of hard-code...
follow-up to #604
follow up to #604 - gtk gui
Merge remote-tracking branch 'upstream/master'
Merge pull request #605 from CodingAnarchy/master

follow up to pull request #604
exchange rate bug fix
display locktime for transaction

display locktime for transactions if it is greater than 0.  Majority of
transactions will not display any value because default is 0.
BitcoinVenezeula Rates

Rates are taken from CoinDesk, modified for the true blackmarket rates,
not the "government approved" rates.
Merge pull request #607 from wozz/keyerror

exchange rate bug fix
Merge pull request #608 from wozz/locktime

display locktime for transaction
Merge pull request #609 from wozz/bitven

BitcoinVenezeula Rates