Bump to v3.0.1.

internal/equalByTag.js

@@ -1,5 +1,3 @@
-import baseToString from './baseToString';
-
 /** `Object#toString` result references. */
 var boolTag = '[object Boolean]',
     dateTag = '[object Date]',
@@ -43,7 +41,7 @@ function equalByTag(object, other, tag) {
     case stringTag:
       // Coerce regexes to strings and treat strings primitives and string
       // objects as equal. See https://es5.github.io/#x15.10.6.4 for more details.
-      return object == baseToString(other);
+      return object == (other + '');
   }
   return false;
 }