Test SDK without the "single" parameter; Small cleanup; Allow Client.get to accept a string for ID path parameter

package.json

@@ -1,6 +1,6 @@
 {
   "name": "pokemon-tcg-sdk-typescript",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "description": "Typescript SDK for the PokemonTCG API (https://pokemontcg.io)",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -16,7 +16,8 @@
   },
   "author": "Bradyn Glines",
   "contributors": [
-    "CptSpaceToaster"
+    "CptSpaceToaster",
+    "Monbrey"
   ],
   "license": "MIT",
   "dependencies": {

src/coverage/client.test.ts

@@ -50,8 +50,8 @@ describe('Client', () => {
 
     Client.get('sets', params)
       .then(response => {
-        expect(response).to.be.a('object');
-        expect(response.name).to.equal('Base');
+        expect(response).to.be.a('array');
+        expect(response[0].name).to.equal('Base');
       })
       .catch(error => console.error(error));
   });