Updated README WIndows installing section, added Choclatey installation file
Fixed link error
Fix atom.sh when running from directory with space

Deal with ATOM_PATH having a space by proper quoting, and not passing
the directory name to dirname.

Fixes atom/atom#4336
Move Debian alternatives entry up.

Move the Debian alternatives entry up so it's below and grouped with
"no such file or directory" since it's an alternate solution to symlinking.
add Slackware install method
:arrow_up: apm@0.111.1
Prepare 0.154
:arrow_up: language-less@0.20
:arrow_up: language-python@0.25
Allow setting editor text content in HTML
Merge pull request #4406 from atom/mb-editor-text-content

Allow setting editor text content in HTML
:pencil: ability to pass DOM elements to atom.commands.add
Add `atom.services` API
:arrow_up: git-diff@0.45
:arrow_up: find-and-replace@0.150
Merge pull request #4405 from ryanpcmcquen/patch-1

:penguin: add Slackware install method
Merge pull request #4393 from envygeeks/patch-1

Move Debian alternatives entry up.
Fix line numbers in coffeescript stack traces for error hooks
Merge pull request #4407 from atom/ns-add-services-api

Add atom.services API
Upgrade notifications to not show in dev mode