Add filetype:objc and filetype:objc++

http://www.gnustep.org/resources/documentation/Developer/Gui/ProgrammingManual/AppKit_4.html

ranking/opts.go

@@ -61,6 +61,15 @@ func addSuffixesForFiletype(suffixes *map[string]float32, filetype string) {
 	case "c":
 		(*suffixes)[".c"] = 0.75
 		(*suffixes)[".h"] = 0.75
+	case "objc":
+		(*suffixes)[".m"] = 0.75
+		(*suffixes)[".h"] = 0.75
+		(*suffixes)[".c"] = 0.75
+	case "objc++":
+		(*suffixes)[".mm"] = 0.75
+		(*suffixes)[".cc"] = 0.75
+		(*suffixes)[".cpp"] = 0.75
+		(*suffixes)[".h"] = 0.75
 	case "c++":
 		(*suffixes)[".cpp"] = 0.75
 		(*suffixes)[".cxx"] = 0.75

static/faq.html

@@ -47,7 +47,7 @@ <h1>Debian Code Search FAQ</h1>
 Filters file names according to their extension.<br>
 To find source code dealing with XMPP written in Perl, you could search for "<tt>XMPP
 filetype:perl</tt>".<br>
-The currently supported file types are c, c++, perl, python, go, java, ruby, shell, vala, javascript, json.
+The currently supported file types are c, c++, objc, objc++, perl, python, go, java, ruby, shell, vala, javascript, json.
 </dd>
 <dt><tt>package</tt> (or <tt>pkg</tt>)</dt>
 <dd>