Add original version to docs

README.md

@@ -53,6 +53,8 @@ Example:
 const mockableThing = mockable(thing);
 ```
 
+*Added in v1.0.0*
+
 ### disableMockable()
 
 Disables the library in the given environment. You'll want to call this as early
@@ -64,6 +66,8 @@ Example:
 disableMockable();
 ```
 
+*Added in v1.0.0*
+
 ### .override(t, fn)
 
 Override a mockable within test context `t`. Returns `fn` wrapped as a `mock.fn`. Clears the mock automatically when the test context ends.
@@ -82,6 +86,8 @@ test("a test", (t) => {
 });
 ```
 
+*Added in v1.0.0*
+
 ## Assertions
 
 All of the assertions provided by this package are for asserting against Node's
@@ -108,6 +114,8 @@ test("a test", (t) => {
 });
 ```
 
+*Added in v1.0.0*
+
 ### assert.calledOnce(mockFn)
 
 Assert that `mockFn` has been called exactly once.
@@ -123,6 +131,8 @@ test("a test", (t) => {
   assert.calledOnce(mockFn);
 });
 ```
+*Added in v1.0.0*
+
 ### assert.calledOnce(mockFn)
 
 Assert that `mockFn` has been called exactly once.
@@ -139,6 +149,7 @@ test("a test", (t) => {
 });
 ```
 
+*Added in v1.0.0*
 
 ### assert.calledOnce(mockFn)
 
@@ -156,6 +167,8 @@ test("a test", (t) => {
 });
 ```
 
+*Added in v1.0.0*
+
 ### assert.calledTimes(mockFn, count)
 
 Assert that `mockFn` has been called exactly `count` times.
@@ -172,6 +185,8 @@ test("a test", (t) => {
 });
 ```
 
+*Added in v1.0.0*
+
 ### assert.calledWith(mockFn, ...args)
 
 Assert that `mockFn` has been called at least once with the given `args`
@@ -188,6 +203,8 @@ test("a test", (t) => {
 });
 ```
 
+*Added in v1.0.0*
+
 ## License
 
 This code is licensed under the MIT license. See LICENSE for more information.