Don’t add the same editor to two different panes in spec
:apple: Insert newline with alt-enter and shift-enter

Closes #3588
Run mkdeb task right before publishing
Correct process arch value
Upload correct verison of .deb file
Clear the releases dir for now
Upgrade to first-mate@2.1.2
Handle error events in spawned processes

Refs #3600
Deprecate requiring `Git`
Rename git -> git-repository
Use GitRepository rather than Git
nof
Merge remote-tracking branch 'origin/master' into squirrel-installer
Merge pull request #3601 from atom/bo-rename-git

Rename Git -> GitRepository
Upgrade to bracket-matcher@0.56
Git -> GitRepository
Remove logging from specs
Merge pull request #3585 from deiga/patch-1

Add matching of Atom.app more stable
Add cursor to onDidChangeCursorPosition event object
Only pass event to the editor