Provide include autocompletion source for asyncomplete.vim via neoinclude
Plug 'Shougo/neocinclude.vim'
Plug 'prabirshrestha/asyncomplete.vim'
Plug 'prabirshrestha/asyncomplete-neoinclude.vim'
au User asyncomplete_setup call asyncomplete#register_source(asyncomplete#sources#neoinclude#get_source_options({
\ 'name': 'neoinclude',
\ 'allowlist': ['cpp'],
\ 'refresh_pattern': '\(<\|"\|/\)$',
\ 'completor': function('asyncomplete#sources#neoinclude#completor'),
\ }))