Updated README.md

Fixes atom/atom#4427
Updated README.md
:arrow_up: update-package-dependencies@0.7.0

For deprecation fixes
Merge pull request #4430 from steelbrain/patch-1

Updated README.md
:arrow_up: language-python@0.26
:arrow_up: language-sass@0.28
:arrow_up: language-less@0.21
:arrow_up: tree-view@0.136.0

For deprecation fixes
:arrow_up: language-yaml@0.21
:arrow_up: language-c@0.33
:arrow_up: autoflow for deprecation fixes
:arrow_up: autosave for deprecation fixes
:arrow-up: autocomplete for deprecation fixes
:arrow_up: background-tips to fix deprecations
:arrow-up: bracket-matcher to fix deprecations
:arrow_up: markdown-preview@0.111
use nodejs v0.10.33 and python 2.7.6
Merge pull request #4454 from andreicristianpetcu/master

use nodejs v0.10.33 and python 2.7.6
Don't make atom.services public yet
:arrow_up: status-bar@0.51