2.5.6-1 (#255)

Add LL128 Protocol.

Rewrite the topology detection and tree/ring creation (#179). Improve
tree performance by sending/receiving from different GPUs. Add
model-based tuning to switch between the different algorithms and
protocols.

Rework P2P/SHM detection in containers (#155, #248).

Detect duplicated devices and return an error (#231).

Add tuning for GCP

pkg/debian/Makefile

@@ -17,7 +17,7 @@ DEBTARGETS := $(patsubst %, $(DEBPREPDIR)/%, $(DEBFILES))
 
 PKG_TIMESTAMP  := $(shell date -R)
 ARCH           := $(shell uname -m)
-PKG_ARCH       ?= $(shell uname -m | sed -e "s/x86_64/amd64/g" | sed -e "s/ppc64le/ppc64el/g")
+PKG_ARCH       ?= $(shell uname -m | sed -e "s/x86_64/amd64/g" | sed -e "s/ppc64le/ppc64el/g"| sed -e "s/aarch64/arm64/g")
 PKG_MULTIARCH  ?= $(shell $(CXX) -print-multiarch)
 ifeq ($(PKG_MULTIARCH),)
 # Hardwire the PKG_MULTIARCH directory as the RHEL6 distribution agnostic compiler (gcc 4.8.3) doesn't set it