minor fixup.
minor fixup.
load helm too, be inactive it.
disable auto-complete source ac-source-words-in-buffer to less many useless word candidates.
update auto-complete default ac-sources list.
disable to load Helm, and load company-mode now. but still inactive it initially.
add more popup windows into popwin to manage.
minor fixup.
don't init company-mode if user use auto-complete.