Updated plugins

sources_non_forked/ale/ftplugin/ale-info.vim

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+" Close the ALEInfo preview window with the q key.
+noremap <buffer> q :q!<CR>
+
+" Explicitly use the default synmaxcol for ale-info.
+setlocal synmaxcol=3000
+
+function! ALEInfoOpenHelp() abort
+    let l:variable = matchstr(getline('.'), '\v[gb]:ale_[a-z0-9_]+')
+
+    if !empty(l:variable)
+        execute('help ' . l:variable)
+    endif
+endfunction
+
+" Press space to open :help for an ALE Variable
+nnoremap <buffer> <silent> <space> :call ALEInfoOpenHelp()<CR>
+
+let b:undo_ftplugin = get(b:, 'undo_ftplugin', 'execute')
+let b:undo_ftplugin .= ' | setlocal synmaxcol<'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> q"'
+let b:undo_ftplugin .= ' | execute "silent! nunmap <buffer> <space>"'
+let b:undo_ftplugin .= ' | delfunction! ALEInfoOpenHelp'