Add old default files.

.vimrc

@@ -0,0 +1,69 @@
+set tabstop=3
+set shiftwidth=3
+set expandtab
+set mouse=a
+set number
+set lazyredraw
+set wildmenu
+set showmatch
+set hlsearch
+set incsearch
+set foldenable
+set foldlevelstart=10
+set foldnestmax=10
+set foldmethod=indent
+set autoindent
+
+" leader to comma
+let mapleader=","
+
+" move between tabs
+nmap L :tabn<CR>
+nmap H :tabp<CR>
+
+" move vertically in wrapped lines
+nnoremap j gj
+nnoremap k gk
+
+" (clear highlight in search)
+nnoremap <leader><space> :nohlsearch<CR>
+" fold/unfold
+nnoremap <space> za
+
+" move to beginning/end of line. Remap old ones
+nnoremap B ^
+nnoremap E $
+nnoremap $ <nop>
+nnoremap ^ <nop>
+
+" edit vimrc and load vimrc bindings
+nnoremap <leader>ev :tabnew $MYVIMRC<CR>
+nnoremap <leader>sv :source $MYVIMRC<CR>
+
+" save session. Open next time with vim -S
+nnoremap <leader>s :mksession<CR>
+
+" jk is escape. Caseful if actually need to type jk. Type j and then let timer timeout
+inoremap jk <esc>
+
+" arrow between line changes
+set whichwrap+=<,>,h,l
+
+" formatting code
+if has ('python')
+   map <C-K> :pyf /usr/share/vim/addons/syntax/clang-format-12.py<cr>
+   imap <C-K> <c-o>:pyf /usr/share/vim/addons/syntax/clang-format-12.py<cr>
+elseif has ('python3')
+   map <C-K> :py3f /usr/share/vim/addons/syntax/clang-format-12.py<cr>
+   imap <C-K> <c-o>:py3f /usr/share/vim/addons/syntax/clang-format-12.py<cr>
+endif
+
+function! Formatonsave()
+    let l:formatdiff = 1
+    if has ('python')
+      pyf /usr/share/vim/addons/syntax/clang-format-12.py
+    elseif has ('python3')
+      py3f /usr/share/vim/addons/syntax/clang-format-12.py
+    endif
+endfunction
+autocmd BufWritePre *.h,*.c,*.cpp call Formatonsave()