Use unicode escape sequence to avoid it being encoded wrong

Author: mattrobenolt

src/raven.js

@@ -561,7 +561,7 @@ function objectMerge(obj1, obj2) {
 }
 
 function truncate(str, max) {
-    return str.length <= max ? str : str.substr(0, max) + '…';
+    return str.length <= max ? str : str.substr(0, max) + '\u2026';
 }
 
 function getHttpData() {

test/raven.test.js

@@ -202,7 +202,7 @@ describe('globals', function() {
 
     describe('truncate', function() {
         it('should work as advertised', function() {
-            assert.equal(truncate('lolol', 3), 'lol…');
+            assert.equal(truncate('lolol', 3), 'lol\u2026');
             assert.equal(truncate('lolol', 10), 'lolol');
             assert.equal(truncate('lol', 3), 'lol');
         });