docs contrib: add dependency on qemu-utils

contrib/Dockerfile

@@ -17,6 +17,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     wget \
     rsync \
     time \
+    qemu-utils \
     ecdsautils \
     lua-check \
     shellcheck \

contrib/actions/install-dependencies.sh

@@ -3,6 +3,6 @@
 set -e
 
 apt-get -y update
-apt-get -y install git subversion build-essential python gawk unzip libncurses5-dev zlib1g-dev libssl-dev wget time
+apt-get -y install git subversion build-essential python gawk unzip libncurses5-dev zlib1g-dev libssl-dev wget time qemu-utils
 apt-get -y clean
 rm -rf /var/lib/apt/lists/*

docs/user/getting_started.rst

@@ -38,7 +38,7 @@ freshly installed Debian Stretch system the following packages are required:
 * `libssl-dev`
 * `wget`
 * `time` (built-in `time` doesn't work)
-
+* `qemu-utils`
 
 Building the images
 -------------------