feat: add forrustts::prelude (#257)

Author: molpopgen

src/lib.rs

@@ -16,6 +16,7 @@
 
 pub use forrustts_core::prelude::*;
 pub mod genetics;
+pub mod prelude;
 
 /// Get the forrustts version number.
 pub fn version() -> &'static str {

src/prelude.rs

@@ -0,0 +1,10 @@
+//! Prelude
+//!
+//! # Examples
+//!
+//! ```
+//! use forrustts::prelude::*;
+//! ```
+
+pub use crate::Position;
+pub use crate::Time;