No default features for gregorian

Cargo.lock

@@ -330,9 +330,6 @@ name = "gregorian"
 version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3452972f2c995c38dc9b84f09fe14f1ca462a0580642fe6756fed58fdef29050"
-dependencies = [
- "libc",
-]
 
 [[package]]
 name = "grep-matcher"

helix-core/Cargo.toml

@@ -36,7 +36,7 @@ similar = "2.1"
 
 etcetera = "0.3"
 
-gregorian = "0.2.1"
+gregorian = { version="0.2.1", default-features = false }
 
 [dev-dependencies]
 quickcheck = { version = "1", default-features = false }