diff --git a/extra/samurai/build b/core/samurai/build similarity index 100% rename from extra/samurai/build rename to core/samurai/build diff --git a/extra/samurai/checksums b/core/samurai/checksums similarity index 100% rename from extra/samurai/checksums rename to core/samurai/checksums diff --git a/extra/samurai/sources b/core/samurai/sources similarity index 100% rename from extra/samurai/sources rename to core/samurai/sources diff --git a/extra/samurai/version b/core/samurai/version similarity index 100% rename from extra/samurai/version rename to core/samurai/version