diff --git a/package.json b/package.json
index 385a3638e..32c580dd0 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "atom",
   "productName": "Atom",
-  "version": "1.5.0-dev",
+  "version": "1.6.0-dev",
   "description": "A hackable text editor for the 21st Century.",
   "main": "./src/browser/main.js",
   "repository": {
@@ -71,7 +71,7 @@
     "one-light-syntax": "1.1.2",
     "solarized-dark-syntax": "0.39.0",
     "solarized-light-syntax": "0.23.0",
-    "about": "1.1.0",
+    "about": "1.3.0",
     "archive-view": "0.61.0",
     "autocomplete-atom-api": "0.9.2",
     "autocomplete-css": "0.11.0",
@@ -103,7 +103,6 @@
     "notifications": "0.62.1",
     "open-on-github": "0.40.0",
     "package-generator": "0.41.0",
-    "release-notes": "0.53.0",
     "settings-view": "0.232.3",
     "snippets": "1.0.1",
     "spell-check": "0.65.0",
@@ -122,9 +121,9 @@
     "language-coffee-script": "0.46.0",
     "language-csharp": "0.11.0",
     "language-css": "0.36.0",
-    "language-gfm": "0.82.0",
-    "language-git": "0.11.0",
-    "language-go": "0.41.0",
+    "language-gfm": "0.83.0",
+    "language-git": "0.12.1",
+    "language-go": "0.42.0",
     "language-html": "0.44.0",
     "language-hyperlink": "0.16.0",
     "language-java": "0.17.0",
@@ -138,7 +137,7 @@
     "language-php": "0.36.0",
     "language-property-list": "0.8.0",
     "language-python": "0.43.0",
-    "language-ruby": "0.67.1",
+    "language-ruby": "0.68.0",
     "language-ruby-on-rails": "0.25.0",
     "language-sass": "0.45.0",
     "language-shellscript": "0.21.0",
diff --git a/spec/babel-spec.coffee b/spec/babel-spec.coffee
index caaaed9f2..3c4a4fe4b 100644
--- a/spec/babel-spec.coffee
+++ b/spec/babel-spec.coffee
@@ -1,4 +1,26 @@
+# Users may have this environment variable set. Currently, it causes babel to
+# log to stderr, which causes errors on Windows.
+# See https://github.com/atom/electron/issues/2033
+process.env.DEBUG='*'
+
+path = require('path')
+temp = require('temp').track()
+CompileCache = require('../src/compile-cache')
+
 describe "Babel transpiler support", ->
+  originalCacheDir = null
+
+  beforeEach ->
+    originalCacheDir = CompileCache.getCacheDirectory()
+    CompileCache.setCacheDirectory(temp.mkdirSync('compile-cache'))
+    for cacheKey in Object.keys(require.cache)
+      if cacheKey.startsWith(path.join(__dirname, 'fixtures', 'babel'))
+        console.log('deleting', cacheKey)
+        delete require.cache[cacheKey]
+
+  afterEach ->
+    CompileCache.setCacheDirectory(originalCacheDir)
+
   describe 'when a .js file starts with /** @babel */;', ->
     it "transpiles it using babel", ->
       transpiled = require('./fixtures/babel/babel-comment.js')
@@ -17,3 +39,12 @@ describe "Babel transpiler support", ->
   describe "when a .js file does not start with 'use babel';", ->
     it "does not transpile it using babel", ->
       expect(-> require('./fixtures/babel/invalid.js')).toThrow()
+
+    it "does not try to log to stdout or stderr while parsing the file", ->
+      spyOn(process.stderr, 'write')
+      spyOn(process.stdout, 'write')
+
+      transpiled = require('./fixtures/babel/babel-double-quotes.js')
+
+      expect(process.stdout.write).not.toHaveBeenCalled()
+      expect(process.stderr.write).not.toHaveBeenCalled()
diff --git a/spec/package-manager-spec.coffee b/spec/package-manager-spec.coffee
index e6848ef03..46d1d11ee 100644
--- a/spec/package-manager-spec.coffee
+++ b/spec/package-manager-spec.coffee
@@ -1026,6 +1026,16 @@ describe "PackageManager", ->
         expect(atom.packages.enablePackage("this-doesnt-exist")).toBeNull()
         expect(console.warn.callCount).toBe 1
 
+      it "does not disable an already disabled package", ->
+        packageName = 'package-with-main'
+        atom.config.pushAtKeyPath('core.disabledPackages', packageName)
+        atom.packages.observeDisabledPackages()
+        expect(atom.config.get('core.disabledPackages')).toContain packageName
+
+        atom.packages.disablePackage(packageName)
+        packagesDisabled = atom.config.get('core.disabledPackages').filter((pack) -> pack is packageName)
+        expect(packagesDisabled.length).toEqual 1
+
     describe "with themes", ->
       didChangeActiveThemesHandler = null
 
diff --git a/src/babel.js b/src/babel.js
index f53dbc758..1f450ff96 100644
--- a/src/babel.js
+++ b/src/babel.js
@@ -42,6 +42,10 @@ exports.getCachePath = function (sourceCode) {
 exports.compile = function (sourceCode, filePath) {
   if (!babel) {
     babel = require('babel-core')
+    var Logger = require('babel-core/lib/transformation/file/logger')
+    var noop = function () {}
+    Logger.prototype.debug = noop
+    Logger.prototype.verbose = noop
   }
 
   var options = {filename: filePath}
diff --git a/src/browser/atom-application.coffee b/src/browser/atom-application.coffee
index 3096fb7c0..44848eb72 100644
--- a/src/browser/atom-application.coffee
+++ b/src/browser/atom-application.coffee
@@ -369,6 +369,7 @@ class AtomApplication
   # Get the dimensions for opening a new window by cascading as appropriate to
   # the platform.
   getDimensionsForNewWindow: ->
+    return if (@focusedWindow() ? @lastFocusedWindow)?.isMaximized()
     dimensions = (@focusedWindow() ? @lastFocusedWindow)?.getDimensions()
     offset = @getWindowOffsetForCurrentPlatform()
     if dimensions? and offset?
diff --git a/src/browser/atom-window.coffee b/src/browser/atom-window.coffee
index c507b634c..6e2d39266 100644
--- a/src/browser/atom-window.coffee
+++ b/src/browser/atom-window.coffee
@@ -212,6 +212,8 @@ class AtomWindow
 
   isFocused: -> @browserWindow.isFocused()
 
+  isMaximized: -> @browserWindow.isMaximized()
+
   isMinimized: -> @browserWindow.isMinimized()
 
   isWebViewFocused: -> @browserWindow.isWebViewFocused()
diff --git a/src/package-manager.coffee b/src/package-manager.coffee
index 6772178af..1ecdc5448 100644
--- a/src/package-manager.coffee
+++ b/src/package-manager.coffee
@@ -199,7 +199,10 @@ class PackageManager
   # Returns the {Package} that was disabled or null if it isn't loaded.
   disablePackage: (name) ->
     pack = @loadPackage(name)
-    pack?.disable()
+
+    unless @isPackageDisabled(name)
+      pack?.disable()
+
     pack
 
   # Public: Is the package with the given name disabled?
diff --git a/src/register-default-commands.coffee b/src/register-default-commands.coffee
index 159ea1abc..b4649f70e 100644
--- a/src/register-default-commands.coffee
+++ b/src/register-default-commands.coffee
@@ -169,7 +169,8 @@ module.exports = ({commandRegistry, commandInstaller, config}) ->
     'editor:fold-at-indent-level-8': -> @foldAllAtIndentLevel(7)
     'editor:fold-at-indent-level-9': -> @foldAllAtIndentLevel(8)
     'editor:log-cursor-scope': -> @logCursorScope()
-    'editor:copy-path': -> @copyPathToClipboard()
+    'editor:copy-path': -> @copyPathToClipboard(false)
+    'editor:copy-project-path': -> @copyPathToClipboard(true)
     'editor:toggle-indent-guide': -> config.set('editor.showIndentGuide', not config.get('editor.showIndentGuide'))
     'editor:toggle-line-numbers': -> config.set('editor.showLineNumbers', not config.get('editor.showLineNumbers'))
     'editor:scroll-to-cursor': -> @scrollToCursorPosition()
diff --git a/src/text-editor.coffee b/src/text-editor.coffee
index 95892325c..5c0a140c8 100644
--- a/src/text-editor.coffee
+++ b/src/text-editor.coffee
@@ -666,8 +666,9 @@ class TextEditor extends Model
   isPending: -> Boolean(@pending)
 
   # Copies the current file path to the native clipboard.
-  copyPathToClipboard: ->
+  copyPathToClipboard: (relative = false) ->
     if filePath = @getPath()
+      filePath = atom.project.relativize(filePath) if relative
       @clipboard.write(filePath)
 
   ###