First pass at CI support (#1)

* First pass at CI support

* Fix MSRV (required by wgpu)

* Winit requires MSRV 1.36.0 on Linux, add rustfmt to CI, add CI badge to README

* Don't forget to install rustfmt

.travis.yml

@@ -0,0 +1,22 @@
+language: rust
+rust:
+# MSRV
+- 1.36.0
+
+# All of the latest release channels
+- stable
+- beta
+- nightly
+
+cache: cargo
+
+matrix:
+  fast_finish: true
+
+before_script:
+- rustup component add rustfmt
+
+script:
+- cargo build
+- cargo test
+- cargo fmt --all -- --check

README.md

@@ -1,3 +1,5 @@
+[![Build Status](https://travis-ci.org/parasyte/pixels.svg?branch=master)](https://travis-ci.org/parasyte/pixels)
+
 ![Pixels Logo](img/pixels.png)
 
 A tiny hardware-accelerated pixel frame buffer. :crab: