Add experimental local vim plugin for uiua :)
Fix the indent issue on markdown files
* Disable reindent by vim-polyglot
* Specify tabstop and shiftwith for markdown
Fix Vimwiki settings
* Move setlocal options into ftplugin under the after directory (to override)
* Move global options back into .vimrc (to apply the behaviours
correctly)
Exclude .txt files for over length chars highlight
Set nowrap for long line texts in .wiki
Move Vimwiki configurations into ftplugin
Update vimwiki configurations
Update configuration for rust
Add settings for Elm
* Create ftplugin/elm.vim
* Add elm-tooling/elm-vim
Remove unnecessary mappings
Update asyncomplete/lsp settings