Group vim and neovim config files in folder “vim”

vim/vimrc

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+filetype plugin on
+syntax on
+set number
+set nowrap
+set wildmode=longest,list
+set colorcolumn=80
+colorscheme solarized
+
+" Indentation
+set smartindent
+set tabstop=4
+set softtabstop=4
+set shiftwidth=4
+set expandtab
+
+" Search
+set incsearch
+set hlsearch
+set ignorecase
+set smartcase
+
+" Whitespaces
+set listchars=tab:>-,trail:·
+set list
+:nnoremap <silent> <F5> :let _s=@/<Bar>:%s/\s\+$//e<Bar>:let @/=_s<Bar>:nohl<CR>