Fix index gitlink for GitAliases.Extra submodule & WTFPL LICENSE & README

Author: PhysShell

LICENSE

@@ -0,0 +1,13 @@
+            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+                    Version 2, December 2004
+
+ Copyright (C) 2026 PhysShell
+
+ Everyone is permitted to copy and distribute verbatim or modified
+ copies of this license document, and changing it is allowed as long
+ as the name is changed.
+
+            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+   TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
+
+  0. You just DO WHAT THE FUCK YOU WANT TO.

README.md

@@ -70,6 +70,8 @@ Notes:
 - `bootstrap.ps1` now initializes submodules automatically if `.gitmodules` exists.
 - `profile.ps1` warns with the exact `git submodule update --init --recursive` command if submodules were not initialized.
 
+P.S. You can also install just [GitAliases.Extras](https://github.com/PhysShell/GitAliases.Extras) without dotfiles as standalone powershell package
+
 ## What CI checks
 
 - `PSScriptAnalyzer` linting with `PSScriptAnalyzerSettings.psd1`