Bitpay plugin for Ecwid

Instructions:
In config.php:
	Set $storeURL to the URL of your store's homepage.
	Set $storeID to your ecwid store ID found in the bottom-right of the Ecwid control panel.
	Set $bitpayURL to the URL of the bitpay/ folder which you extracted from this plugin.
	Set $apiKey to the key you created at bitpay.com in the "My Account > API Access Keys" section.
	Adjust $speed if desired.
	
In your Ecwid control panel:
	Click System Settings > Payment, then click Authorize.  Rename this to "Bitpay" or whatever you'd prefer.  
	Change Payment Processor to Credit Card: Authorize.net SIM
	Click Account Details
		API Login ID: choose something random here and copy it to config.php's $login variable.
		Transaction Key: choose something random
		MD5 Hash value: choose something random here and copy it to config.php's $hashValue variable.
		Transaction Type: Authorize and Capture.
		Click Advanced Settings.
			Type in the url to bitpay/redirect2bitpay.php on your server.
		Click Save
	Click Save 
		
	Click Design > CSS Themes
	Either click "New CSS Theme" or edit your own theme.
	Add this to the text area of your custom theme:
		/* bitpay checkout image */
		img.defaultCCImage {
			padding: 25px 263px 0px 0px; 
			background: url('http://fde.minethings.com/ecwid/bitpay/bitcoin25.png'); 
			background-size:auto; 
			background-repeat:no-repeat;
			width:0px; 
			height: 0px;
		}
	Click Save
	
Bitpay plugin version 1.0
Tested against Ecwid version 13.0.1629