Update Makefile (#3949)

* Update makefile

- these two files were taken from the sdk with adjustments for usage in TM

Signed-off-by: Marko Baricevic <marbar3778@yahoo.com>

* .phony

* remove slate

* more tools

* circleci update 1/2

* fixed typo

* fixed bash error

* '<<' must be escaped in 2.1

* fixed invalid config

* removed golangci-lint from tools. runs as github app now

* one more issue in Circle config

* some more work on the Circle config

* minor changes

* fiddling with restore cache config

* fiddling with restore cache config

* added commands in circle config. makefile changes

* bash shenannigans

* bash shenannigans

* fighting the config demons

* fighting the config demons, v2

* fighting the config demons, v3

* updating p2p dockerfile

* updating p2p dockerfile

* updating p2p test

* updating p2p test

* testing circle config

* testing circle config

* remove dontcover command

* its the weekend, custom docker image

scripts/install-golangci-lint.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+set -euo pipefail
+
+f_sha256() {
+  local l_file
+  l_file=$1
+  python -sBc "import hashlib;print(hashlib.sha256(open('$l_file','rb').read()).hexdigest())"
+}
+
+installer="$(mktemp)"
+trap "rm -f ${installer}" EXIT
+
+GOBIN="${1}"
+VERSION="${2}"
+HASHSUM="${3}"
+CURL="$(which curl)"
+
+echo "Downloading golangci-lint ${VERSION} installer ..." >&2
+"${CURL}" -sfL "https://raw.githubusercontent.com/golangci/golangci-lint/${VERSION}/install.sh" > "${installer}"
+
+echo "Checking hashsum ..." >&2
+[ "${HASHSUM}" = "$(f_sha256 ${installer})" ]
+chmod +x "${installer}"
+
+echo "Launching installer ..." >&2
+exec "${installer}" -d -b "${GOBIN}" "${VERSION}"