Change conversion of NTP64 and Timestamp to/from String #122

	#
	# Copyright (c) 2017, 2020 ADLINK Technology Inc.
	#
	# This program and the accompanying materials are made available under the
	# terms of the Eclipse Public License 2.0 which is available at
	# http://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
	# which is available at https://www.apache.org/licenses/LICENSE-2.0.
	#
	# SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
	#
	name: build

	on: [push, pull_request]

	jobs:
	build:
	name: Build on ubuntu-latest
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Install Rust toolchain
	uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: stable
	components: rustfmt, clippy

	- name: Run cargo check
	uses: actions-rs/cargo@v1
	with:
	command: check

	- name: Build
	run: cargo build --verbose --all-targets
	- name: Clippy check
	run: cargo clippy --all-targets
	- name: Run tests
	run: cargo test --verbose
	- name: Run rustfmt
	run: cargo fmt -- --check
	- name: Generate doc
	run: \|
	cargo doc --all --no-deps
	echo '<meta http-equiv=refresh content=0;url=uhlc/index.html>' > ./target/doc/index.html

	nostd:
	name: Run no_std checks
	runs-on: ubuntu-latest
	needs: build
	strategy:
	fail-fast: false

	steps:
	- uses: actions/checkout@v2

	- name: Install nightly Rust toolchain
	uses: actions-rs/toolchain@v1
	with:
	toolchain: nightly
	target: x86_64-unknown-none # Generic no_std target architecture
	override: true

	- name: Perform no_std checks
	uses: actions-rs/cargo@v1
	with:
	command: check
	args: --bin nostd_check --target x86_64-unknown-none --manifest-path ci/nostd-check/Cargo.toml

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