[vim] Move plugin management to vim-plug and .vim/plugins.vim

vim/plugins.vim

@@ -0,0 +1,32 @@
+" Eryn Wells <eryn@erynwells.me>
+
+" Set up Vim and Neovim plugins with vim-plug.
+" See setup.sh in my dotfiles repo for the setup procedure.
+
+call plug#begin()
+
+" Filetypes
+Plug 'keith/swift.vim'
+Plug 'othree/html5.vim'
+Plug 'pangloss/vim-javascript'
+Plug 'rust-lang/rust.vim'
+
+" Editing helpers
+Plug 'tpope/vim-repeat'
+Plug 'tpope/vim-speeddating'
+Plug 'tpope/vim-surround'
+Plug 'tpope/vim-unimpaired'
+Plug 'tpope/vim-commentary'
+Plug 'PeterRincker/vim-argumentative'
+
+" Environment niceties
+Plug 'scrooloose/nerdtree'
+if has('nvim')
+    Plug 'Mofiqul/dracula.nvim'
+endif
+
+" Snippets
+Plug 'SirVer/ultisnips'
+Plug 'honza/vim-snippets'
+
+call plug#end()