Move "1.0 is not an integer" to the optional tests section

Thanks to some brain damaged languages, and given what section 5.5 says, this
test has to go in this section.

What on earth was ECMA thinking, I wonder.

Solves issue #22.

Author: fge

tests/draft3/optional/jsBrainDamage.json

@@ -0,0 +1,14 @@
+[
+    {
+        "description": "brain damaged languages don't recognize floats as such",
+        "schema": {
+            "type": "integer"
+        },
+        "tests": [
+            {
+                "description": "a float is not an integer even without fractional part",
+                "data": 1.0,
+                "valid": false
+            }
+        }
+]

tests/draft3/type.json

@@ -13,11 +13,6 @@
                 "data": 1.1,
                 "valid": false
             },
-            {
-                "description": "a float is not an integer even without fractional part",
-                "data": 1.0,
-                "valid": false
-            },
             {
                 "description": "a string is not an integer",
                 "data": "foo",