Export Atom's version of React and Reactionary

Fixes #3101 and works around facebook/react#1939.
Merge pull request #3102 from dmnd/export-atom-react

Export Atom's version of React and Reactionary
Un-f
Upgrade to git-utils 2.1.3
Upgrade to nslog@1.0.1
Upgrade to oniguruma 3.0.2
Upgrade to spell-check@0.40
Upgrade to oniguruma 3.0.3
Upgrade to pathwatcher 2.0.5
Upgrade to scrollbar-style 1.0.1
Upgrade to symbols-view@0.63
Upgrade to apm 0.85
Require the react-editor-view where we require the editor-view
Fix the mini-editor test
Remove the editor-view
Merge the react and non-react editor styles