v0.9.18

- numerous bug fixes
 - too much to remember
   - rewrote sync system yet again
   - more classes
      - WTVShared class for shared functions
      - clientShowAlert class for easy client:showalert urls
    - User File Store
      - Can upload with PUT commands in wtv-disk
      - Programmically access files with new functions in WTVClientSessionData
      - TODO: file browser
    - other stuff I can't remember
  - work on post data bug
  - proper gzip download for disk system (aka WNI reinventing the Content-Encoding: gzip wheel)
  - send Last-Modified for static files
  - send wtv-checksum for all disk system downloads
  - update to v90 modem firmware
    - offer kflex with `Old` diskmap

zefie_wtvp_minisrv/ServiceVault/wtv-disk/userstore.js

@@ -0,0 +1,21 @@
+if (request_headers.post_data) {
+    if (request_headers.query.partialPath || request_headers.query.path) {
+        if (socket.ssid) {
+            if (ssid_sessions[socket.ssid]) {
+                if (ssid_sessions[socket.ssid].isRegistered()) {
+                    var result = ssid_sessions[socket.ssid].storeUserStoreFile(request_headers.query.path || request_headers.query.partialPath, new Buffer.from(request_headers.post_data.toString(CryptoJS.enc.Hex), 'hex'), request_headers.query['last-modified-seconds'] || null, (request_headers.query.no_overwrite) ? false : true);
+                    if (result) {
+                        headers = "200 OK\n";
+                        headers += "Content-Type: text/plain";
+                    } 
+                }
+            }
+        }
+    }
+}
+
+if (!headers) {
+    var errpage = doErrorPage(400)
+    headers = errpage[0];
+    data = errpage[1];
+}