Add few more collected Vim tweaks

dotfiles/vim/vimrc

 highlight LineNr term=bold cterm=NONE ctermfg=DarkGrey ctermbg=NONE gui=NONE guifg=DarkGrey guibg=NONE
 highlight MatchParen cterm=bold ctermfg=NONE ctermbg=black
 highlight Search term=NONE cterm=NONE ctermfg=NONE ctermbg=235 "DarkGreen
+highlight clear SignColumn
+set signcolumn=number
+set laststatus=2
+set noshowmode
+
 
 let g:lightline = {
       \ 'colorscheme': 'wombat',