Cleanup various repository documentation files

- Reformat logo license as a plain text file.
- Fix outdated links or references to SFC or Visual Script.
- Tweak contents of `CONTRIBUTING.md` to highlight contributor docs more
  prominently, and make it easier to parse.
- Tweak formatting and contents in `thirdparty/README.md` for consistency.

1 files changed, 11 insertions, 9 deletions

diff --git a/README.md b/README.md
index e1cdae2f0e..46a9b2362c 100644
--- a/README.md
+++ b/README.md
@@ -10,11 +10,11 @@
 
 **[Godot Engine](https://godotengine.org) is a feature-packed, cross-platform
 game engine to create 2D and 3D games from a unified interface.** It provides a
-comprehensive set of [common tools](https://godotengine.org/features), so that users can focus on making games
-without having to reinvent the wheel. Games can be exported with one click to a
-number of platforms, including the major desktop platforms (Linux, macOS,
-Windows), mobile platforms (Android, iOS), as well as Web-based platforms
-and [consoles](https://docs.godotengine.org/en/latest/tutorials/platform/consoles.html).
+comprehensive set of [common tools](https://godotengine.org/features), so that
+users can focus on making games without having to reinvent the wheel. Games can
+be exported with one click to a number of platforms, including the major desktop
+platforms (Linux, macOS, Windows), mobile platforms (Android, iOS), as well as
+Web-based platforms and [consoles](https://docs.godotengine.org/en/latest/tutorials/platform/consoles.html).
 
 ## Free, open source and community-driven
 
@@ -22,13 +22,14 @@ Godot is completely free and open source under the very permissive [MIT license]
 No strings attached, no royalties, nothing. The users' games are theirs, down
 to the last line of engine code. Godot's development is fully independent and
 community-driven, empowering users to help shape their engine to match their
-expectations. It is supported by the [Software Freedom Conservancy](https://sfconservancy.org/)
+expectations. It is supported by the [Godot Foundation](https://godot.foundation/)
 not-for-profit.
 
 Before being open sourced in [February 2014](https://github.com/godotengine/godot/commit/0b806ee0fc9097fa7bda7ac0109191c9c5e0a1ac),
 Godot had been developed by [Juan Linietsky](https://github.com/reduz) and
-[Ariel Manzur](https://github.com/punto-) (both still maintaining the project) for several
-years as an in-house engine, used to publish several work-for-hire titles.
+[Ariel Manzur](https://github.com/punto-) (both still maintaining the project)
+for several years as an in-house engine, used to publish several work-for-hire
+titles.
 
 ![Screenshot of a 3D scene in the Godot Engine editor](https://raw.githubusercontent.com/godotengine/godot-design/master/screenshots/editor_tps_demo_1920x1080.jpg)
 
@@ -37,7 +38,7 @@ years as an in-house engine, used to publish several work-for-hire titles.
 ### Binary downloads
 
 Official binaries for the Godot editor and the export templates can be found
-[on the homepage](https://godotengine.org/download).
+[on the Godot website](https://godotengine.org/download).
 
 ### Compiling from source
 
@@ -53,6 +54,7 @@ The best way to get in touch with the core engine developers is to join the
 [Godot Contributors Chat](https://chat.godotengine.org).
 
 To get started contributing to the project, see the [contributing guide](CONTRIBUTING.md).
+This document also includes guidelines for reporting bugs.
 
 ## Documentation and demos