remove long ago deprecated fields

mesh.proto

@@ -63,17 +63,6 @@ Nanopb binaries available here: https://jpa.kapsi.fi/nanopb/download/ use nanopb
 // a gps position
 message Position {
 
-  /** DEPRECATED!
-
-  This old encoding is no longer sent by device loads, but applications could
-  still keep supporting it if the prefered latitude_i is not provided.
-  Device loads greater than 0.6.2 use the _i variants only.
-
-  I've switched to ints because a: more precise and b: half the # of bytes.
-  */
-  double latitude_d = 1;
-  double longitude_d = 2;
-
   /** The new preferred location encoding, divide by 10e-7 to get degrees in
    * floating point */
   sint32 latitude_i = 7;