Updated Note style guide (markdown)

Note-style-guide.md

@@ -10,9 +10,11 @@ Here are some rough guidelines to Rust style. They are followed unevenly and the
 ## General
 
 * Type names and enumeration variants should be in `CamelCase`.
+* Acrynoms too should be camel case: `Uuid`, not `UUID`.
 * Functions, methods, and variables should be `lowercase_with_underscores` where it helps readability.
 * Static variables should be in `ALL_CAPS`.
 * Constructors are methods called `new` or `new_with_more_details`.
+* Constructors that simply convert from another type are methods called `from_foo`.
 * When writing a binding to an external library, put the raw C bindings in a module called `ffi` (rather than `ll`). Do not create high-level bindings called `hl`.
 
 ## Trait naming