Use upstream Rustfmt 0.99.4

Also bump Racer to use single version of rustc-ap-* libs (v370)

Author: Xanewok

Cargo.lock

@@ -12,9 +12,6 @@ categories = ["development-tools"]
 
 build = "build.rs"
 
-[patch.crates-io]
-rustfmt-nightly = { git = "https://github.com/Xanewok/rustfmt", branch = "file-lines-ser-json" }
-
 [dependencies]
 cargo = { git = "https://github.com/rust-lang/cargo", rev = "6a7672ef5344c1bb570610f2574250fbee932355" }
 cargo_metadata = "0.6"
@@ -27,15 +24,15 @@ languageserver-types = "0.45"
 lazy_static = "1"
 log = "0.4"
 num_cpus = "1"
-racer = { version = "2.1.4", default-features = false }
+racer = { version = "2.1.5", default-features = false }
 rayon = "1"
 rls-analysis = "0.16"
 rls-blacklist = "0.1.2"
 rls-data = { version = "0.18", features = ["serialize-serde"] }
 rls-rustc = "0.5.0"
 rls-span = { version = "0.4", features = ["serialize-serde"] }
 rls-vfs = "0.4.6"
-rustfmt-nightly = "0.99.2"
+rustfmt-nightly = "0.99.4"
 serde = "1.0"
 serde_json = "1.0"
 serde_derive = "1.0"