Update ruma-api-macros README and remove redundant files.

ruma-api-macros/.gitignore

@@ -1,2 +0,0 @@
-/target
-Cargo.lock

ruma-api-macros/.travis.yml

@@ -1,19 +0,0 @@
-language: "rust"
-cache: "cargo"
-before_script:
-  - "rustup component add rustfmt"
-  - "rustup component add clippy"
-  - "cargo install --force cargo-audit"
-  - "cargo generate-lockfile"
-script:
-  - "cargo audit"
-  - "cargo fmt --all -- --check"
-  - "cargo clippy --all-targets --all-features -- -D warnings"
-  - "cargo build --verbose"
-  - "cargo test --verbose"
-notifications:
-  email: false
-  irc:
-    channels:
-      - secure: "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"
-    use_notice: true

ruma-api-macros/LICENSE

@@ -1,19 +0,0 @@
-Copyright (c) 2017 Jimmy Cuadra
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.

ruma-api-macros/README.md

@@ -1,6 +1,6 @@
 # ruma-api-macros
 
-[![Build Status](https://travis-ci.org/ruma/ruma-api-macros.svg?branch=master)](https://travis-ci.org/ruma/ruma-api-macros)
+[![Build Status](https://travis-ci.org/ruma/ruma-api.svg?branch=master)](https://travis-ci.org/ruma/ruma-api)
 
 **ruma-api-macros** provides a procedural macro for easily generating [ruma-api](https://github.com/ruma/ruma-api)-compatible API endpoints.
 You define the endpoint's metadata, request fields, and response fields, and the macro generates all the necessary types and implements all the necessary traits.
@@ -10,17 +10,6 @@ You define the endpoint's metadata, request fields, and response fields, and the
 Here is an example that shows most of the macro's functionality.
 
 ``` rust
-#![feature(proc_macro, try_from)]
-
-extern crate http;
-extern crate ruma_api;
-extern crate ruma_api_macros;
-extern crate serde;
-#[macro_use] extern crate serde_derive;
-extern crate serde_json;
-extern crate serde_urlencoded;
-extern crate url;
-
 pub mod some_endpoint {
     use ruma_api_macros::ruma_api;