Bugfixes load metadata

Improvements for testing load metadata

cps/metadata_provider/comicvine.py

@@ -36,7 +36,7 @@ class ComicVine(Metadata):
 
             result = requests.get("https://comicvine.gamespot.com/api/search?api_key="
                                   + apikey + "&resources=issue&query=" + query + "&sort=name:desc&format=json", headers=headers)
-            for r in result.json()['results']:
+            for r in result.json().get('results'):
                 seriesTitle = r['volume'].get('name', "")
                 if r.get('store_date'):
                     dateFomers = r.get('store_date')

cps/metadata_provider/google.py

@@ -30,7 +30,7 @@ class Google(Metadata):
         if self.active:
             val = list()
             result = requests.get("https://www.googleapis.com/books/v1/volumes?q="+query.replace(" ","+"))
-            for r in result.json()['items']:
+            for r in result.json().get('items'):
                 v = dict()
                 v['id'] = r['id']
                 v['title'] = r['volumeInfo'].get('title',"")