Move "clapper_src" dir to "src"

The "clapper_src" directory name was unusual. This was done to make it work as a widget for other apps. Now that this functionality got removed it can be named simply "src" as recommended by guidelines.

src/webApp.js

@@ -0,0 +1,49 @@
+const { Gio, GObject } = imports.gi;
+const Debug = imports.src.debug;
+const Misc = imports.src.misc;
+
+const { debug } = Debug;
+
+var WebApp = GObject.registerClass(
+class ClapperWebApp extends Gio.SubprocessLauncher
+{
+    _init()
+    {
+        const flags = Gio.SubprocessFlags.STDOUT_SILENCE
+            | Gio.SubprocessFlags.STDERR_SILENCE;
+
+        super._init({ flags });
+
+        this.daemonApp = null;
+    }
+
+    startDaemonApp(port)
+    {
+        if(this.daemonApp)
+            return;
+
+        this.daemonApp = this.spawnv([Misc.appId + '.Daemon', String(port)]);
+        this.daemonApp.wait_async(null, this._onDaemonClosed.bind(this));
+
+        debug('daemon app started');
+    }
+
+    _onDaemonClosed(proc, result)
+    {
+        let hadError;
+
+        try {
+            hadError = proc.wait_finish(result);
+        }
+        catch(err) {
+            debug(err);
+        }
+
+        this.daemonApp = null;
+
+        if(hadError)
+            debug('daemon app exited with error or was forced to close');
+
+        debug('daemon app closed');
+    }
+});