nmap <leader>tt :GitGutterLineHighlightsToggle<CR>
nmap ghp <Plug>(GitGutterPreviewHunk)
nmap ghu <Plug>(GitGutterUndoHunk)
nmap ghs <Plug>(GitGutterStageHunk)
nmap {c <Plug>(GitGutterPrevHunk)
nmap }c <Plug>(GitGutterNextHunk)