Import step-cli-0.22.0, a tool for working with x509, oauth, jwt and otp stuff

OK and tweaks sthen@

security/step-cli/Makefile

@@ -0,0 +1,35 @@
+COMMENT =	swiss army knife for working with X509, OAuth, JWT, OATH OTP
+
+V =		0.22.0
+MODGO_MODNAME =	github.com/smallstep/cli
+MODGO_VERSION =	v${V}
+DISTNAME =	step-cli-${V}
+
+CATEGORIES =	security
+
+HOMEPAGE =	https://smallstep.com/cli
+
+# Apache 2.0
+PERMIT_PACKAGE =	Yes
+
+WANTLIB += c pthread
+
+MODULES =		lang/go
+
+MODGO_LDFLAGS +=	-X "main.Version=${V}"
+
+post-install:
+	${INSTALL_DATA_DIR} \
+	    ${PREFIX}/share/bash-completion/completions \
+	    ${PREFIX}/share/zsh/site-functions \
+	    ${PREFIX}/share/fish/vendor_completions.d
+
+	${WRKDIR}/go/bin/step completion bash > \
+	    ${PREFIX}/share/bash-completion/completions/step
+	${WRKDIR}/go/bin/step completion zsh > \
+	    ${PREFIX}/share/zsh/site-functions/_step
+	${WRKDIR}/go/bin/step completion fish > \
+	    ${PREFIX}/share/fish/vendor_completions.d/step.fish
+
+.include "modules.inc"
+.include <bsd.port.mk>

security/step-cli/pkg/DESCR

@@ -0,0 +1,4 @@
+step is an easy-to-use CLI tool for building, operating, and automating Public
+Key Infrastructure (PKI) systems and workflows. It's the client counterpart to
+the step-ca online Certificate Authority (CA). You can use it for many common
+crypto and X.509 operations either independently, or with an online CA.

security/step-cli/pkg/PLIST

@@ -0,0 +1,11 @@
+@conflict step-*
+@bin bin/step
+share/bash-completion/
+share/bash-completion/completions/
+share/bash-completion/completions/step
+share/fish/
+share/fish/vendor_completions.d/
+share/fish/vendor_completions.d/step.fish
+share/zsh/
+share/zsh/site-functions/
+share/zsh/site-functions/_step