Landing pull request 383. Relocating jQuery.camelCase to core; Fixes #9368.

More Details:
 - https://github.com/jquery/jquery/pull/383
 - http://bugs.jquery.com/ticket/9368

src/core.js

@@ -44,6 +44,14 @@ var jQuery = function( selector, context ) {
 	rmsie = /(msie) ([\w.]+)/,
 	rmozilla = /(mozilla)(?:.*? rv:([\w.]+))?/,
 
+	// Matches dashed string for camelizing
+	rdashAlpha = /-([a-z])/ig,
+
+	// Used by jQuery.camelCase as callback to replace()
+	fcamelCase = function( all, letter ) {
+		return letter.toUpperCase();
+	},
+
 	// Keep a UserAgent string for use with jQuery.browser
 	userAgent = navigator.userAgent,
 
@@ -582,6 +590,12 @@ jQuery.extend({
 		}
 	},
 
+	// Converts a dashed string to camelCased string;
+	// Used by both the css and data modules
+	camelCase: function( string ) {
+		return string.replace( rdashAlpha, fcamelCase );
+	},
+
 	nodeName: function( elem, name ) {
 		return elem.nodeName && elem.nodeName.toUpperCase() === name.toUpperCase();
 	},