[AP-478] - enable client overrides, anchors, and receipts (#22)

* client-overrides

* Update identities.md

* Update api_info.md

* Update chains.md

* Update chains.md

* Update api_info.md

* Update README.md

* Update README.md

* client-overrides

* client-overrides

* Update identities.md

* Update chains.md

* Update api_info.md

* Update README.md

* Apply kwargs for achors and receipts client

* gitignore updates, fixed formatting issues in docs

.gitignore

@@ -42,6 +42,7 @@ coverage.xml
 .env
 .venv
 env/
+test_env
 venv/
 ENV/
 env.bak/
@@ -50,3 +51,4 @@ venv.bak/
 cover/
 .idea
 .DS_Store
+.vscode

README.md

@@ -122,6 +122,8 @@ certain message that you see in your chain.
 Now that you have initialized the SDK, you can use the SDK's Methods,
 which will execute the necessary REST API calls on your behalf.
 
+**Note:** The SDK requires to pass all optional parameters with `**kwargs` added as final arguments. Please refer to [**Methods**](#METHODS) section to get the correct parameter names. 
+
 Patterns to utilize the Factom SDK:
 ```python
 # Return a JSON chain object as is from the API.
@@ -135,6 +137,47 @@ entry = factom_client.chains.entries.get('5dc94c605769d8e9dac1423048f8e5a1182e57
                                          'e0e2b7f7920ce25c20cf98c13ae454566e7cda7bb815b8a9ca568320d7bdeb93')
 ```
 
+**Note:** The SDK allows for override values that were set in the instatiation of the SDK on a per-method call basis. To override desired parameters that were set in the instantiated SDK class, you may specify any of the following properties in the calls where these properties apply:
+
+- `app_id`
+- `app_key`
+- `base_url`
+- `automatic_signing`
+
+Example:
+
+```python
+# Create a chain with automatic_signing turned off for one call
+ create_chain_response = factom_client.chains.create(
+   'TestOverrides',
+   external_ids = ['TestOverrides', 'CustomerChain', 'cust123'],
+   automatic_signing = False
+ )
+
+# Return a JSON chain object as is from the API with new app_id, app_key and base_url.
+chain = factom_client.chains.get('5dc94c605769d8e9dac1423048f8e5a1182e575aab6d923207a3a8d15771ad63',
+  base_url = 'https://ephemeral.api.factom.com/v1',
+  app_id = '4db6b007',
+  app_key = 'ec0c88e3c5bb57cd7303d070ad838260'
+)
+
+# Return JSON entries array as is from API with new app_id, app_key and base_url.
+entries = factom_client.chains.entries.list('5dc94c605769d8e9dac1423048f8e5a1182e575aab6d923207a3a8d15771ad63',
+  base_url = 'https://ephemeral.api.factom.com/v1',
+  app_id = '4db6b007',
+  app_key = 'ec0c88e3c5bb57cd7303d070ad838260'
+)
+
+# Return a JSON single entry object as is from the API with new app_id, app_key and base_url.
+entry = factom_client.chains.entries.get('5dc94c605769d8e9dac1423048f8e5a1182e575aab6d923207a3a8d15771ad63',
+  'e0e2b7f7920ce25c20cf98c13ae454566e7cda7bb815b8a9ca568320d7bdeb93',
+  base_url = 'https://ephemeral.api.factom.com/v1',
+  app_id = '4db6b007',
+  app_key = 'ec0c88e3c5bb57cd7303d070ad838260'
+)
+```
+
+
 
 <a name="license"></a>License
 -------

documentation/api_info.md

@@ -9,16 +9,25 @@ Gets general information about the Connect API.
 ```python
 factom_client.api_info.get()
 ```
+**Parameters**
+
+| **Name**                 | **Type** | **Description**                                                                                                                                                                                                                                                                                                                               | **SDK Error Message & Description** |
+|--------------------------|----------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------|
+| `app_id`             | optional | string</br>  This is the override parameter that allows user to specify a different API Application ID (which you can see by clicking on any of the applications in the application list that you see upon logging into  https://account.factom.com).               |
+| `app_key `            | optional | string </br> This is the override parameter that allows user to specify a different API Application Key (which you can see by clicking on any of the applications in the application list that you see upon logging into  https://account.factom.com).              |
+| `base_url `           | optional | string </br> This is the override parameter that allows user to specify a different API Base URL for your application (which you can see by clicking on any of the applications in the application list the you see upon logging into  https://account.factom.com). |
+
+
 **Returns**</br>
 
 **Response:** OK
 -   **version:** string </br> Current version of the Connect API.
 -   **links**: object </br> Links to internal paths of the application.
 	-   **links.chains:** string </br> The link to chain API.
 ```python
-{  
+{
    'version':'1.0.17',
-   'links':{  
+   'links':{
       'chains':'/v1/chains'
    }
 }