Disable travis cache, rm appveyor

* Disable incremental compile

.travis.yml

@@ -6,11 +6,7 @@ branches:
   - staging.tmp
   - trying.tmp
 cache:
-  cargo: true
-  timeout: 300
-# Quicker to fetch that during the build than to transmit as part of the cache
-before_cache:
-- rm -rf /home/travis/.cargo/registry
+  cargo: false
 os:
 - linux
 - osx
@@ -29,3 +25,4 @@ env:
   - RUSTFLAGS=--cfg=enable_tooltip_tests
   - RUST_BACKTRACE=1
   - RLS_TEST_WAIT_FOR_AGES=1
+  - CARGO_INCREMENTAL=0

README.md

@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/rust-lang/rls.svg?branch=master)](https://travis-ci.org/rust-lang/rls) [![Build status](https://ci.appveyor.com/api/projects/status/cxfejvsqnnc1oygs?svg=true)](https://ci.appveyor.com/project/jonathandturner/rls-x6grn)
+[![Build Status](https://travis-ci.org/rust-lang/rls.svg?branch=master)](https://travis-ci.org/rust-lang/rls)
 [![Nightly status](https://img.shields.io/badge/dynamic/json.svg?label=rls-preview%20(Windows)&url=https%3A%2F%2Fraw.githubusercontent.com%2Frust-lang-nursery%2Frust-toolstate%2Fmaster%2F_data%2Flatest.json&query=%24%5B%3F(%40.tool%3D%3D%22rls%22)%5D.windows&colorB=lightgrey)](https://rust-lang-nursery.github.io/rust-toolstate/)
 [![Nightly status](https://img.shields.io/badge/dynamic/json.svg?label=rls-preview%20(Linux)&url=https%3A%2F%2Fraw.githubusercontent.com%2Frust-lang-nursery%2Frust-toolstate%2Fmaster%2F_data%2Flatest.json&query=%24%5B%3F(%40.tool%3D%3D%22rls%22)%5D.linux&colorB=lightgrey)](https://rust-lang-nursery.github.io/rust-toolstate/)