Add a -V/--version flag and fix bigwigvaluesoverbed about. #155

	name: CI
	on:
	push:
	branches:
	- master
	pull_request:
	branches:
	- "**"

	jobs:
	test-lib:
	name: Test
	runs-on: ubuntu-latest
	continue-on-error: ${{ matrix.rust == 'nightly' }}
	strategy:
	matrix:
	rust: [stable, nightly]
	steps:
	- name: Checkout the source code
	uses: actions/checkout@v2
	with:
	fetch-depth: 1

	- name: Install Rust toolchain
	uses: actions-rs/toolchain@v1
	with:
	toolchain: ${{ matrix.rust }}
	profile: minimal
	override: true

	- name: Build without default features
	run: cargo build --no-default-features

	- name: Build with all features
	run: cargo build --all-features

	- name: Execute all tests
	run: cargo test --all

	test-python:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	target: [x86_64]
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: '3.10'

	- name: Install Rust
	uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	override: true

	- name: Install pybigtools
	run: \|
	pip install maturin pytest
	cd pybigtools
	pip install -e .

	- name: Install
	run: \|
	cd pybigtools
	pytest -v

	fmt:
	name: Format
	runs-on: ubuntu-latest
	steps:
	- name: Checkout the source code
	uses: actions/checkout@v2
	with:
	fetch-depth: 1

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

	- name: Check formatting of all crates in the workspace
	run: cargo fmt --all -- --check

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