chore: Improve README.md style format

Author: jhg

README.md

@@ -10,11 +10,11 @@ Generic functions to work with opaque pointers when use FFI to expose Rust struc
 
 With this crate you can manage raw pointers easily to expose structs that will be
  use as opaque pointers from C or C++ calling to Rust functions to use it. This
- can be used with [cbindgen](https://crates.io/crates/cbindgen) crate with option `parse.parse_deps = true` for it will
- generate opaque C/C++ structs to use pointers in the arguments. You can find
+ can be used with [cbindgen](https://crates.io/crates/cbindgen) crate with option `parse.parse_deps = true`
+ for it will generate opaque C/C++ structs to use pointers in the arguments. You can find
  more information in [The Rust FFI Omnibus objects section](http://jakegoulding.com/rust-ffi-omnibus/objects/) of Jake Goulding.
 
-Example:
+## Examples
 
 ```rust
 struct TestIt {