update version in lib.rs

Author: stefan-k

Diff for: src/lib.rs

@@ -23,15 +23,15 @@
 //!
 //! ```toml
 //! [dependencies]
-//! finitediff = "0.1.2"
+//! finitediff = "0.1.4"
 //! ```
 //!
 //! To use the `FiniteDiff` trait implementations on the `ndarray` types, please activate the
 //! `ndarray` feature:
 //!
 //! ```toml
 //! [dependencies]
-//! finitediff = { version = "0.1.2", features = ["ndarray"] }
+//! finitediff = { version = "0.1.4", features = ["ndarray"] }
 //! ```
 //!
 //! # Examples