Allow for comment deletion (#363)

* Allow for comment deletion

Receive and emit deletion activity
Add button to delete comment

* Remove debug print and fix copy-past typo

* Improve style of comment deletion button

static/css/_article.scss

@@ -202,17 +202,18 @@ main .article-meta {
     }
 
     // New comment form
-    form input[type="submit"] {
+    > form input[type="submit"] {
       font-size: 1em;
     }
 
-    // Response button
-    a.button {
+    // Response/delete buttons
+    a.button, form.inline, form.inline input {
      	display: inline-block;
      	padding: 0;
      	background: none;
      	color: $black;
      	border: none;
+     	margin-right: 2em;
 
      	&::before {
      	  color: $purple;

static/css/feather.css

@@ -17,7 +17,7 @@
 	fill: none;
 }
 
-.icon {
+.icon:before {
 	font-family: "Feather";
 	speak: none;
 	font-style: normal;
@@ -257,4 +257,4 @@
 .icon-command:before { content: "\e8fb"; }
 .icon-cloud:before { content: "\e8fc"; }
 .icon-hash:before { content: "\e8fd"; }
-.icon-headphones:before { content: "\e8fe"; }
+.icon-headphones:before { content: "\e8fe"; }