environment for bbb-heiafr added

bbb-env

+#!/bin/bash
+SCRIPTDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+echo "${SCRIPTDIR}"
+
+#install development environment
+${SCRIPTDIR}/install-environment.sh ${SCRIPTDIR}
+
+#install buildroot repository to generate the U-Boot, the Linux kernel and the rootfs
+mkdir -p ~/workspace/bbb
+cd ~/workspace/bbb
+git clone git://git.buildroot.net/buildroot
+cd buildroot
+git checkout -b bbb 2018.11.2
+patch -p1 < ${SCRIPTDIR}/config/buildroot_bbb.patch
+make bbb-heiafr_defconfig