Add searching placeholder

Author: Sh1d0w

info.plist

@@ -56,7 +56,7 @@
 				<key>queuemode</key>
 				<integer>1</integer>
 				<key>runningsubtext</key>
-				<string></string>
+				<string>Searching...</string>
 				<key>script</key>
 				<string>./node_modules/.bin/run-node src/index.js "$1"</string>
 				<key>scriptargtype</key>