Updated jsm files.

examples/jsm/utils/BufferGeometryUtils.js

@@ -29,7 +29,7 @@ var BufferGeometryUtils = {
 			 attributes.normal === undefined ||
 			 attributes.uv === undefined ) {
 
-			console.warn( 'THREE.BufferGeometry: Missing required attributes (index, position, normal or uv) in BufferGeometry.computeTangents()' );
+			console.error( 'THREE.BufferGeometryUtils: .computeTangents() failed. Missing required attributes (index, position, normal or uv)' );
 			return;
 
 		}
@@ -211,6 +211,7 @@ var BufferGeometryUtils = {
 			// ensure that all geometries are indexed, or none
 
 			if ( isIndexed !== ( geometry.index !== null ) ) {
+
 				console.error( 'THREE.BufferGeometryUtils: .mergeBufferGeometries() failed with geometry at index ' + i + '. All geometries must have compatible attributes; make sure index attribute exists among all geometries, or in none of them.' );
 				return null;
 
@@ -397,7 +398,6 @@ var BufferGeometryUtils = {
 
 			var attribute = attributes[ i ];
 
-
 			if ( attribute.isInterleavedBufferAttribute ) {
 
 				console.error( 'THREE.BufferGeometryUtils: .mergeBufferAttributes() failed. InterleavedBufferAttributes are not supported.' );