Added whitespace trimming to notification resources loading

* Added trim to launch url, small icon, large icon, and big picture.
   - This ensure they can be used even if they have spaces before or after the url.
   - Issue #212

Author: jkasten2

OneSignalSDK/onesignal/src/main/java/com/onesignal/GenerateNotification.java

@@ -745,17 +745,23 @@ private static Bitmap getBitmapFromURL(String location) {
    private static Bitmap getBitmap(String name) {
       if (name == null)
          return null;
-      if (name.startsWith("http://") || name.startsWith("https://"))
-         return getBitmapFromURL(name);
+      String trimmedName = name.trim();
+      
+      if (trimmedName.startsWith("http://") || trimmedName.startsWith("https://"))
+         return getBitmapFromURL(trimmedName);
 
       return getBitmapFromAssetsOrResourceName(name);
    }
 
    private static int getResourceIcon(String iconName) {
-      if (!isValidResourceName(iconName))
+      if (iconName == null)
+         return 0;
+      
+      String trimmedIconName = iconName.trim();
+      if (!isValidResourceName(trimmedIconName))
          return 0;
 
-      int notificationIcon = getDrawableId(iconName);
+      int notificationIcon = getDrawableId(trimmedIconName);
       if (notificationIcon != 0)
          return notificationIcon;
 

OneSignalSDK/onesignal/src/main/java/com/onesignal/OneSignal.java

@@ -1061,7 +1061,7 @@ private static boolean openURLFromNotification(Context context, JSONArray dataAr
                if (!url.contains("://"))
                   url = "http://" + url;
 
-               Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
+               Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url.trim()));
                intent.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY | Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET |Intent.FLAG_ACTIVITY_MULTIPLE_TASK | Intent.FLAG_ACTIVITY_NEW_TASK);
                context.startActivity(intent);
                urlOpened = true;