Ignore case on name match

src/extras/objects/MorphBlendMesh.js

@@ -62,7 +62,7 @@ THREE.MorphBlendMesh.prototype.createAnimation = function ( name, start, end, fp
 
 THREE.MorphBlendMesh.prototype.autoCreateAnimations = function ( fps ) {
 
-	var pattern = /([a-z]+)_?(\d+)/;
+	var pattern = /([a-z]+)_?(\d+)/i;
 
 	var firstAnimation, frameRanges = {};