added monerod docker image

monerod/version-string.patch

@@ -0,0 +1,13 @@
+diff --git a/cmake/Version.cmake b/cmake/Version.cmake
+index 3677e80..490de2c 100644
+--- a/cmake/Version.cmake
++++ b/cmake/Version.cmake
+@@ -32,7 +32,7 @@ function (write_static_version_header hash)
+ endfunction ()
+ 
+ find_package(Git QUIET)
+-if ("$Format:$" STREQUAL "")
++if ("$Format:$" STREQUAL "" OR NOT EXISTS .git)
+   # We're in a tarball; use hard-coded variables.
+   set(VERSION_IS_RELEASE "true")
+   write_version("release")