FABN-920 TS defs for Gateway connect/disconnect

Change the method names initialize / dispose to connect / disconnect
in the typescript definition of the Gateway class

Change-Id: I9ef71fd3b775dc5ab26855fc78eddcd9defdfb63
Signed-off-by: andrew-coleman <andrew_coleman@uk.ibm.com>

fabric-network/types/index.d.ts

@@ -33,12 +33,12 @@ export enum DefaultEventHandlerStrategies {
 
 export class Gateway {
 	constructor();
-	initialize(ccp: string | Client, options?: InitOptions): Promise<void>;
+	connect(ccp: string | Client, options?: InitOptions): Promise<void>;
 	getCurrentIdentity(): User;
 	getClient(): Client;
 	getOptions(): InitOptions;
 	getNetwork(channelName: string): Promise<Network>;
-	dispose(): void;
+	disconnect(): void;
 }
 
 export class Network {

test/typescript/network.ts

@@ -74,7 +74,7 @@ import {
     };
 
 
-    await gateway.initialize('accp', initOpt1);
+    await gateway.connect('accp', initOpt1);
 
     const gateway2: Gateway = new Gateway();
     const client: Client = new Client();
@@ -83,7 +83,7 @@ import {
         identity: 'anod'
     };
 
-    await gateway.initialize(client, opt2);
+    await gateway2.connect(client, opt2);
 
 
     const network: Network = await gateway.getNetwork('a channel');
@@ -102,8 +102,8 @@ import {
 	const deleteDone: Promise<void> = inMemoryWallet.delete('User1@org1.example.com')
 	await deleteDone;
 	await fileSystemWallet.delete('User1@org1.example.com');
-    gateway.dispose();
-    gateway2.dispose();
+    gateway.disconnect();
+    gateway2.disconnect();
 
 })();