Remove CoreController and fix tests

Author: bitpshr

README.md

@@ -79,6 +79,14 @@ import CurrencyRateController from 'gaba';
 
 The CurrencyRateController passively polls for an ETH-to-fiat exchange rate based on a chosen currency.
 
+### KeyringController
+
+```ts
+import KeyringController from 'gaba';
+```
+
+The KeyringController is responsible for establishing and managing Ethereum address-based identities.
+
 ### NetworkController
 
 ```ts
@@ -125,7 +133,13 @@ The ShapeShiftController exposes functions for creating ShapeShift purchases and
 import TokenRatesController from 'gaba';
 ```
 
-The TokenRatesController passively polls for token-to-ETH exchange rates based on a list of available tokens.
+### util
+
+```ts
+import util from 'gaba';
+```
+
+The util module exposes a set of utility functions for common operations like gas estimation and generating crypto-buying URLs.
 
 ## Concepts
 

package.json

@@ -24,10 +24,10 @@
     ],
     "coverageThreshold": {
       "global": {
-        "branches": 80,
-        "functions": 80,
-        "lines": 80,
-        "statements": 80
+        "branches": 100,
+        "functions": 100,
+        "lines": 100,
+        "statements": 100
       }
     }
   },

src/AddressBookController.ts

@@ -43,13 +43,10 @@ export class AddressBookController extends BaseController<AddressBookState, Base
 	}
 
 	/**
-	 * Add or update a contact entry by address
-	 *
-	 * @param address - Recipient address to add or update
-	 * @param name - Nickname to associate with this address
+	 * Remove all contract entries
 	 */
-	set(address: string, name: string) {
-		this.addressBook.set(address, { address, name });
+	clear() {
+		this.addressBook.clear();
 		this.update({ addressBook: Array.from(this.addressBook.values()) });
 	}
 
@@ -64,10 +61,13 @@ export class AddressBookController extends BaseController<AddressBookState, Base
 	}
 
 	/**
-	 * Remove all contract entries
+	 * Add or update a contact entry by address
+	 *
+	 * @param address - Recipient address to add or update
+	 * @param name - Nickname to associate with this address
 	 */
-	clear() {
-		this.addressBook.clear();
+	set(address: string, name: string) {
+		this.addressBook.set(address, { address, name });
 		this.update({ addressBook: Array.from(this.addressBook.values()) });
 	}
 }