[Crate] Add documentation for where versions need to be updated (#58)

VERSIONS.md tells you what the current versions for things like MSRV is
and which files you need to update if you change it.

Also fixes the incorrect:
- MSRV in README.md
- nightly version in .pre-commit-config.yaml

.pre-commit-config.yaml

@@ -8,10 +8,10 @@ repos:
         language: system
         files: '[.]rs$'
         pass_filenames: false
-        entry: rustup run --install nightly cargo-clippy -- -- -D warnings
+        entry: rustup run --install nightly-2023-03-01 cargo-clippy -- -- -D warnings
       - id: format
         name: Check rustfmt
         language: system
         files: '[.]rs$'
         pass_filenames: false
-        entry: rustup run --install nightly cargo-fmt --check
+        entry: rustup run --install nightly-2023-03-01 cargo-fmt --check

README.md

@@ -11,7 +11,7 @@ within the library or want to request a feature, it's better to do so here rathe
 on Discord.
 
 ## Usage
-Minimum Supported Rust Version is `1.56.1` and the code is cross-platform.
+Minimum Supported Rust Version is `1.60.0` and the code is cross-platform.
 
 Pick a game/service/protocol (check the [GAMES](GAMES.md), [SERVICES](SERVICES.md) and [PROTOCOLS](PROTOCOLS.md) files to see the currently supported ones), provide the ip and the port (be aware that some game servers use a separate port for the info queries, the port can also be optional if the server is running the default ports) then query on it.  
 

VERSIONS.md

@@ -0,0 +1,26 @@
+# MSRV (Minimum Supported Rust Version)
+
+Current: `1.60.0`
+
+Places to update:
+- `Cargo.toml`
+- `README.md`
+- `.github/workflows/ci.yml`
+
+# rustfmt version
+
+Current: `1.5.2`
+
+Places to update:
+- `.rustfmt.toml`
+- The nightly rust version
+
+# The nightly rust version
+
+The toolchain version used to run rustfmt in CI
+
+Current: `nightly-2023-03-01`
+
+Places to update:
+- `./.github/workflows/ci.yml`
+- `./.pre-commit-config.yaml`