Tweaks to age-gate middleware

Allow more static files to be loaded: font files like for FontAwesome.
Also allow POST requests, in case you loaded a URL with the override
query parameter so you can leave a comment without being interrupted.

src/middleware/age-gate.go

@@ -24,6 +24,11 @@ var ageGateSuffixes = []string{
 	".gif",
 	".mp4",
 	".webm",
+	".ttf",
+	".eot",
+	".svg",
+	".woff",
+	".woff2",
 }
 
 // AgeGate is a middleware generator that does age verification for NSFW sites.
@@ -49,6 +54,12 @@ func AgeGate(verifyHandler func(http.ResponseWriter, *http.Request)) negroni.Han
 			}
 		}
 
+		// POST requests are allowed.
+		if r.Method == http.MethodPost {
+			next(w, r)
+			return
+		}
+
 		// See if they've been cleared.
 		session := sessions.Get(r)
 		if val, _ := session.Values["age-ok"].(bool); !val {