My vimrc for vim8

.vimrc

set nocompatible
syntax enable
set encoding=utf-8
set showcmd
filetype plugin indent on

""Whitespace
set nowrap "don't wrap lines
set tabstop=2 shiftwidth=2 " a tab is two spaces (or set this to 4)
set expandtab "usespaces,nottabs(optional)
set backspace=indent,eol,start "backspace through everything in insertmode

""Searching
set hlsearch "highlightmatches
set incsearch "incrementalsearching
set ignorecase "searchesarecaseinsensitive...
set smartcase " ...unless they contain at least one capital letter

set rnu
set expandtab
set autoindent
set autowrite
ab #d #define
ab #i #include
ab #b /********************************************************
ab #e ********************************************************/
ab #l /*------------------------------------------------------*/
set sw=4
set notextmode
set notextauto
set textwidth=79
set guifont=SFMono-Regular:h12
"easier navigation between split windows
nnoremap <c-j> <c-w>j
nnoremap <c-k> <c-w>k
nnoremap <c-h> <c-w>h
nnoremap <c-l> <c-w>l

" Set up colourscheme
" colorscheme base16-default
colorscheme solarized8_dark

" Disable Arrow keys
inoremap  <Up>     <NOP>
inoremap  <Down>   <NOP>
inoremap  <Left>   <NOP>
inoremap  <Right>  <NOP>
noremap   <Up>     <NOP>
noremap   <Down>   <NOP>
noremap   <Left>   <NOP>
noremap   <Right>  <NOP>

filetype plugin on

" Statusbar style
" 
set laststatus=2                      " Always show statusbar

function! GitBranch()
  return system("git rev-parse --abbrev-ref HEAD 2>/dev/null | tr -d '\n'")
endfunction

function! StatuslineGit()
  let l:branchname = GitBranch()
  return strlen(l:branchname) > 0?'  '.l:branchname.' ':''
endfunction

set statusline=
set statusline+=%#PmenuSel#
set statusline+=%{StatuslineGit()}
set statusline+=%#LineNr#
set statusline+=\ %f
set statusline+=%m\
set statusline+=%=
set statusline+=%#CursorColumn#
set statusline+=\ %y
set statusline+=\ %{&fileencoding?&fileencoding:&encoding}
set statusline+=\[%{&fileformat}\]
set statusline+=\ %p%%
set statusline+=\ %l:%c
set statusline+=\ 

fun! Solarized8Contrast(delta)
  let l:schemes = map(["_low", "_flat", "", "_high"], '"solarized8_".(&background).v:val')
  exe "colors" l:schemes[((a:delta+index(l:schemes, g:colors_name)) % 4 + 4) % 4]
endf

nmap <leader>- :<c-u>call Solarized8Contrast(-v:count1)<cr>
nmap <leader>+ :<c-u>call Solarized8Contrast(+v:count1)<cr>


"  PEP8 indentation
au BufNewFile,BufRead *.py
    \ set tabstop=4
    \ set softtabstop=4
    \ set shiftwidth=4
    \ set textwidth=79
    \ set expandtab
    \ set autoindent
    \ set fileformat=unix

" HTML JS CSS
au BufNewFile,BufRead *.js, *.html, *.css
    \ set tabstop=2
    \ set softtabstop=2
    \ set shiftwidth=2

" Flagging Unnecessary Whitespace
au BufRead,BufNewFile *.py,*.pyw,*.c,*.h match BadWhitespace /\s\+$/