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/webHelpers.js

@@ -0,0 +1,30 @@
+const { Soup } = imports.gi;
+const ByteArray = imports.byteArray;
+const Debug = imports.src.debug;
+
+const { debug } = Debug;
+
+function parseData(dataType, bytes)
+{
+    if(dataType !== Soup.WebsocketDataType.TEXT) {
+        debug('ignoring non-text WebSocket message');
+        return [false];
+    }
+
+    let parsedMsg = null;
+    const msg = bytes.get_data();
+
+    try {
+        parsedMsg = JSON.parse(ByteArray.toString(msg));
+    }
+    catch(err) {
+        debug(err);
+    }
+
+    if(!parsedMsg || !parsedMsg.action) {
+        debug('no "action" in parsed WebSocket message');
+        return [false];
+    }
+
+    return [true, parsedMsg];
+}