chore: adds makefile to auto-build docs

Makefile

@@ -0,0 +1,25 @@
+THIS_MAKEFILE_PATH:=$(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST))
+THIS_DIR:=$(shell cd $(dir $(THIS_MAKEFILE_PATH));pwd)
+
+test:
+	cargo test
+
+build:
+	cargo build
+
+doc:
+	cd "$(THIS_DIR)"
+	cp src/lib.rs code.bak
+	cat README.md | sed -e 's/^/\/\/! /g' > readme.bak
+	sed -i '/\/\/ DOCS/r readme.bak' src/lib.rs
+	sed -i '/```rust/```ignore/r readme.bak' src/lib.rs
+	sed -i '/```toml/```ignore/r readme.bak' src/lib.rs
+	sed -i '/```sh/```ignore/r readme.bak' src/lib.rs
+	rm -rf docs/*
+	(cargo doc --no-deps && make clean) || (make clean && false)
+
+clean:
+	cp -r target/doc/* docs/
+	cd "$(THIS_DIR)"
+	mv code.bak src/lib.rs || true
+	rm *.bak || true

README.md

@@ -24,7 +24,7 @@ There are two ways to use `clog`, via the command line or a library in your appl
 
 #### Command Line
 
-```
+```sh
 USAGE:
     clog [FLAGS] [OPTIONS]
 

src/lib.rs

@@ -3,6 +3,8 @@
 // #![cfg_attr(feature = "unstable", feature(plugin))]
 // #![cfg_attr(feature = "unstable", plugin(regex_macros))]
 
+// DOCS
+
 extern crate regex;
 extern crate semver;
 extern crate toml;