comments respect props w/ sort & added test cases

Author: ROSSROSALES

tests/lib/rules/sort-prop-types.js

@@ -502,12 +502,14 @@ ruleTester.run('sort-prop-types', rule, {
         },
       ],
     },
-    semver.satisfies(eslintPkg.version, '> 3') ? {
+    semver.satisfies(eslintPkg.version, '>= 3') ? {
       code: `
         var First = createReactClass({
           propTypes: {
-            a: PropTypes.any,
-            z: PropTypes.string
+            /* z */
+            z: PropTypes.string,
+            /* a */
+            a: PropTypes.any
           },
           render: function() {
             return <div />;
@@ -530,7 +532,7 @@ ruleTester.run('sort-prop-types', rule, {
       errors: [
         {
           messageId: 'propsNotSorted',
-          line: 5,
+          line: 7,
           column: 13,
           type: 'Property',
         },