[no ci] Fix typos, add link for JVM langs

README.md

@@ -19,8 +19,8 @@ The StarOpenSource Engine is under heavy development and is extremely unstable.
 
 ## About
 ### ... the engine
-The StarOpenSource Engine is a modular and extensible framework for building applications and games written in the Java programming language.
-The engine consists of various subsystems, each separate and responsible for only a few closely-related things.
+The StarOpenSource Engine is a modular and extensible framework for building applications and games written in [one of the multiple JVM programming languages](https://en.wikipedia.org/wiki/List_of_JVM_languages).
+The engine consists of various subsystems, each separate and responsible for only a few closely-related tasks.
  \
 Not only that. The engine also features various useful classes, interfaces and methods making development fun and simpler, while being lightweight.
 ### ... the repository
@@ -50,10 +50,10 @@ We recommend and are using [IntelliJ IDEA Community Edition](https://github.com/
 We recommend looking at existing classes and code for a good understanding on how we'd like code to be written.
 Here's a quick rundown on the most important things:
 - Document EVERYTHING. Every single class, field and method, even if private.
-- Make comments about your code, unless it's extremly simple and easy to understand.
+- Make comments about your code, unless it's extremely simple and easy to understand.
 - Make sure to add and update `@since` in javadoc comments (update if the javadoc changes a good amount).
 - Keep stuff simple, no need to elaborate what a logger is. Though remember to not make it *too* simple.
-- Make sure every field and method has a newline to seperate it.
+- Make sure every field and method has a newline to separate it.
 - Files must end with a newline or cats might get angry.
 - Use your brain.
 ### Pull request guidelines