Add ReadOptions implementation #393

	name: Cargo

	on:
	push:
	branches: [master]
	pull_request:
	branches: [master]

	env:
	CARGO_TERM_COLOR: always

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

	steps:
	- uses: actions/checkout@v2
	- name: Build
	run: cargo build --verbose

	lint:
	name: Lint
	runs-on: ubuntu-latest
	steps:
	- name: Checkout sources
	uses: actions/checkout@v2

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

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

	- name: Run cargo clippy
	uses: actions-rs/cargo@v1
	with:
	command: clippy
	args: --features "rayon serde rstar"

	test:
	name: Test
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Run tests
	run: \|
	mkdir -p dump
	cargo test --features "rayon serde rstar" --verbose

	examples:
	name: Example
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Run examples
	run: \|
	mkdir -p dump
	cargo run --example selection
	cargo run --example sphere
	cargo run --example waterbox

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