added Makefile and s3sync script

Makefile

@@ -0,0 +1,5 @@
+build:
+	sh ./scripts/docker-build.sh
+
+sync-%:
+	sh ./scripts/s3sync.sh $*

scripts/s3sync.sh

@@ -0,0 +1,53 @@
+#!/bin/bash
+
+# Before first use:
+# Install awscli (pip install awscli)
+# Configure access credentials (aws configure), region is "eu-central-1"
+
+function confirm {
+    read -r -p "Are you sure? [y/N] " response
+    if [[ $response =~ ^(yes|y)$ ]]; then
+        echo "let's go!"
+    else
+        exit 2
+    fi
+}
+
+if [ "x$1" == "x" ]; then
+    echo "./s3sync.sh stage|beta|wallet [-d]"
+    exit 1
+fi
+
+if [ "x$1" == "xstage" ]; then
+    DIST=../build/beta
+    BUCKET=stage.mytrezor.com
+    DISTRIBUTION_ID="E24M0QWO692FQL"
+
+elif [ "x$1" == "xbeta" ]; then
+    DIST=../build/beta
+    BUCKET=beta.mytrezor.com
+    DISTRIBUTION_ID="E1PONNHWUNCQ9M"
+
+    confirm
+
+elif [ "x$1" == "xwallet" ]; then
+    DIST=../build/prod
+    BUCKET=wallet.mytrezor.com
+    DISTRIBUTION_ID="EZM01GFTITGVD"
+
+    confirm
+
+fi
+
+set -e
+cd `dirname $0`
+
+if [ "x$2" == "x-d" ]; then
+    aws s3 sync --delete --cache-control 'public, max-age=3600' $DIST s3://$BUCKET/next
+else
+    aws s3 sync --cache-control 'public, max-age=3600' $DIST s3://$BUCKET/next
+fi
+
+aws cloudfront create-invalidation --distribution-id $DISTRIBUTION_ID --paths '/*'
+
+echo "DONE"