Enable network.http.spdy.* prefs in meek-http-helper for a matching TLS fingerprint
Per #15512 (moved), the TLS fingerprint of meek-http-helper in Tor Browser 5.0a3 does not match that of Firefox 38. This is a patch to enable some prefs related to HTTP/2 and SPDY and make the fingerprint match again.
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information