chore(README): touch up formatting

Author: dobrite

README.md

@@ -1,44 +1,55 @@
 # [Documentation](https://docs.rs/libdaisy)
 
 # libdaisy
+
 Hardware Abstraction Layer implementation for Daisy boards.
 
 ## Requirements
-* Hardware target
-```
-$ rustup target add thumbv7em-none-eabihf
-```
 
-* [cargo-binutils][cargo-binutils-url]
-``` console
-$ cargo install cargo-binutils
+- Hardware target
 
-$ rustup component add llvm-tools-preview
+```bash
+rustup target add thumbv7em-none-eabihf
 ```
-# A Flashing Utility
-* [Electro-smith web programmer](https://electro-smith.github.io/Programmer/)
 
-OR
+- [cargo-binutils][cargo-binutils-url]
 
-* [dfu-util](http://dfu-util.sourceforge.net/)
+```bash
+cargo install cargo-binutils
 
-OR
+rustup component add llvm-tools-preview
+```
 
-* [Probe.rs](https://probe.rs/)
+# A Flashing Utility
+
+One of:
 
-This requires a debug probe of some sort (e.g. ST link) and allows for fast debugging messages via RTT.
+- [electro-smith web programmer](https://electro-smith.github.io/Programmer/)
+- [dfu-util](http://dfu-util.sourceforge.net/)
+- [probe.rs](https://probe.rs/)
 
+`probe.rs` requires a debug probe of some sort (e.g. ST link) and allows for fast debugging messages via RTT.
+
+```bash
 cargo embed --features log-rtt --example passthru
+```
 
 ## Build Examples
+
+```bash
 cargo objcopy --example blinky --release -- -O binary blinky.bin
+```
 
+```bash
 cargo objcopy --example passthru --release -- -O binary passthru.bin
-
-[cargo-binutils-url]: https://github.com/rust-embedded/cargo-binutils
+```
 
 # Minimum supported Rust version
+
 The Minimum Supported Rust Version (MSRV) at the moment is 1.51.0.
+
 # Demos
 
 [Looper](https://github.com/mtthw-meyer/daisy-looper) - Basic one button looper.
+
+[cargo-binutils-url]: https://github.com/rust-embedded/cargo-binutils