Remove the new in examples

These are value types and shouldn't be constructable.

Author: sebmarkbage

ImmutableMap.md

@@ -5,7 +5,7 @@ Immutable Map
 
 __Initialization__
 ```javascript
-const a = new ImmutableMap([['x', 1], ['y', 2]]);
+const a = ImmutableMap([['x', 1], ['y', 2]]);
 ```
 
 __Extension__
@@ -15,7 +15,7 @@ const b = a.set('z', 3);
 
 __Type__
 ```javascript
-typeof new ImmutableMap(); // 'map'
+typeof ImmutableMap(); // 'map'
 ```
 
 ### Prototype

ImmutableSet.md

@@ -5,7 +5,7 @@ Immutable Set
 
 __Initialization__
 ```javascript
-const a = new ImmutableSet([1, 2]);
+const a = ImmutableSet([1, 2]);
 ```
 
 __Extension__
@@ -15,7 +15,7 @@ const b = a.add(3);
 
 __Type__
 ```javascript
-typeof new ImmutableSet(); // 'set'
+typeof ImmutableSet(); // 'set'
 ```
 
 ### Prototype

ImmutableVector.md

@@ -5,7 +5,7 @@ Immutable Vector
 
 __Initialization__
 ```javascript
-const a = new ImmutableVector([1, 2]);
+const a = ImmutableVector([1, 2]);
 ```
 
 __Initialization Sugar__

README.md

@@ -30,7 +30,7 @@ const xyz = #[ ...xy, z ]; // functional extension
 ImmutableMap is an immutable version of Map. Any mutable operation returns a new ImmutableMap instead of mutating the existing reference.
 
 ```javascript
-const a = new ImmutableMap([['x', 1], ['y', 2]]);
+const a = ImmutableMap([['x', 1], ['y', 2]]);
 const b = a.set('y', 3);
 a.get('y'); // 2
 b.get('y'); // 3
@@ -41,7 +41,7 @@ b.get('y'); // 3
 ImmutableSet is an immutable version of Set. Any mutable operation returns a new ImmutableSet instead of mutating the existing reference.
 
 ```javascript
-const a = new ImmutableSet([1, 2]);
+const a = ImmutableSet([1, 2]);
 const b = a.add(3);
 a.size; // 2
 b.size; // 3

Record.md

@@ -5,7 +5,7 @@ Records
 
 __Initialization__
 ```javascript
-const a = new Record({ x: 1, y: 2 });
+const a = Record({ x: 1, y: 2 });
 ```
 
 __Initialization Sugar__
@@ -15,7 +15,7 @@ const a = #{ x: 1, y: 2 };
 
 __Extension__
 ```javascript
-const b = new Record(Object.assign({}, a, { z: 3 }));
+const b = Record(Object.assign({}, a, { z: 3 }));
 ```
 
 __Extension Sugar__