removed ability to push binaries from the master
Revert "removed ability to push binaries from the master"

This reverts commit 4e6ff4e65eb1a1f9e07add96041805bdd74c87e9.
added support for executable push and get

   push -x also pushes the local remote binaries
   then it is possible to use the fetch?x=true to retrieve them in a tar.gz format
now install also copies executables