Tweaked comments and blank line, in multiple languages.

javascript/qrcodegen-demo.js

@@ -85,7 +85,6 @@ function redrawQrCode() {
 		svgXml.value = qr.toSvgString(border);
 	}
 	
-	
 	// Returns a string to describe the given list of segments.
 	function describeSegments(segs) {
 		if (segs.length == 0)

javascript/qrcodegen.js

@@ -584,7 +584,7 @@ var qrcodegen = new function() {
 	Object.defineProperty(this.QrCode, "MAX_VERSION", {value:MAX_VERSION});
 	
 	
-	/*---- Private static helper functions QrCode ----*/
+	/*---- Private static helper functions for QrCode ----*/
 	
 	var QrCode = {};  // Private object to assign properties to. Not the same object as 'this.QrCode'.