dont fail on remote r-ladies blog image unavailable (#333)

data/rblogs/test2.org.json

@@ -0,0 +1,12 @@
+{
+  "title": "Google",
+  "url": "https://google.com",
+  "photo_url": "https://assets.stickpng.com/images/580b57fcd9996e24bc43c51f.png",
+  "description": "",
+  "authors": [
+    {
+      "name": "The whole world",
+      "social_media": [{}]
+    }
+  ]
+}

data/rblogs/testing.com.json

@@ -1,11 +1,11 @@
 {
-  "title": "Google",
+  "title": "Google test",
   "url": "https://google.com",
-  "photo_url": "https://assets.stickpng.com/images/580b57fcd9996e24bc43c51f.png",
+  "photo_url": "https://assets.stickpng.com/images/580b57fcd9996e24bc4f.png",
   "description": "",
   "authors": [
     {
-      "name": "The whole world",
+      "name": "This should have no image",
       "social_media": [{}]
     }
   ]

themes/hugo-rladies/layouts/rladies-blogs/single.html

@@ -20,14 +20,18 @@
         {{ end }}
         {{ $descr :=  $data.Get "descr" }}
 
-        {{ $grav := ( md5 $rb.url ) }}
-        {{ $data.Set "photo" (printf "https://www.gravatar.com/avatar/%s?s=100&d=identicon" $grav )}}
+        {{ $data.Set "photo" (printf "https://www.gravatar.com/avatar/%s?s=100&d=identicon" ( md5 $rb.url ) ) }}
         {{ with $rb.photo_url }}
-          {{ $image := resources.GetRemote . }}
-          {{ with $image }}
-            {{ $img := . }}
-            {{ $img := $img.Fill "300x300" }} 
-            {{ $data.Set "photo" $img.RelPermalink }}
+          {{ with resources.GetRemote . }}
+            {{ with .Err }}
+
+            {{ else }}
+              {{ $img := . }}
+              {{ $img := $img.Fill "300x300" }} 
+              {{ $data.Set "photo" $img.RelPermalink }}
+            {{ end }}
+          {{ else }}
+            {{ warnf "Unable to get remote resource %q" . }}
           {{ end }}
         {{ end }}