Add TeXMagic.nvim and mkdnflow.nvim (#167)

* Add TeXMagic.nvim and mkdnflow.nvim

* Remove duplicates

Co-authored-by: Jake Vincent <jakewvincent@gmail.com>

README.md

@@ -135,6 +135,7 @@ Neovim supports a wide variety of UI's.
 - [simrat39/rust-tools.nvim](https://github.com/simrat39/rust-tools.nvim) - Tools for better development in rust using Neovim's builtin LSP.
 - [stevearc/aerial.nvim](https://github.com/stevearc/aerial.nvim) - A code outline window for skimming and quick navigation.
 - [jose-elias-alvarez/null-ls](https://github.com/jose-elias-alvarez/null-ls.nvim) -  Use Neovim as a language server to inject LSP diagnostics, code actions, and more via Lua.
+- [jakewvincent/texmagic.nvim](https://github.com/jakewvincent/texmagic.nvim) - Enhance the lspconfig settings for Texlab by defining any number of custom LaTeX build engines and selecting them with magic comments.
 
 ##### LSP Installers
 
@@ -153,6 +154,7 @@ Neovim supports a wide variety of UI's.
 - [davidgranstrom/nvim-markdown-preview](https://github.com/davidgranstrom/nvim-markdown-preview) - Markdown preview in the browser using pandoc and live-server through Neovim's job-control API.
 - [jghauser/auto-pandoc.nvim](https://github.com/jghauser/auto-pandoc.nvim) - Easy pandoc conversion leveraging yaml blocks.
 - [jghauser/follow-md-links.nvim](https://github.com/jghauser/follow-md-links.nvim) - Press enter to follow internal markdown links.
+- [jakewvincent/mkdnflow.nvim](https://github.com/jakewvincent/mkdnflow.nvim) - Markdown notebook navigation (follow internal and external markdown links, create links, jump to links, etc.)
 - [jubnzv/mdeval.nvim](https://github.com/jubnzv/mdeval.nvim) - A Neovim plugin that evaluates code blocks inside markdown documents.
 
 ### Syntax