Changed the url.remove function to be case-insensitive.

src/url.js

@@ -43,15 +43,29 @@ define(['sprout/util', 'sprout/purl'], function (_, purl) {
 		};
 
 		/**
-		 * Removes the querystirng parameters passed in.
+		 * Removes the querystirng parameters passed in. Case-insensitive
 		 * @param {String} params A space delimited string of querystring parameters to removed from the url.
 		 * @return {url} This url object is returned for chaining.
 		 */
 		url.remove = function (params) {
+			var keysToRemove = [];
+
+			// Loop through each param to remove
 			_.each(params.split(' '), function (param) {
-				delete this.data.param.query[param];
+				param = param.toLowerCase();
+
+				// Loop through each existing param to do a case-insensitive comparison
+				_.each(this.data.param.query, function (value, key) {
+					// If the param keys are the same then store this key to be removed after the looping
+					if (param === key.toLowerCase()) {
+						keysToRemove.push(key);
+					}
+				});
 			}, this);
 
+			// Remove the keys that matched
+			this.data.param.query = _.omit(this.data.param.query, keysToRemove);
+
 			return this;
 		};