:arrow_up: scoped-property-store@0.15.4

For performance improvements
Add explorer check using SystemRoot path

Closes #4551
Fall back to system root for cmd.exe path
:arrow_up: language-sass@0.29
:arrow_up: release-notes@0.41
:arrow_up: language-html@0.27.0

For handlebars template scope fix
Add `atom.inSafeMode()`
Pass the load settings through so all windows share devMode and safeMode
Default devMode and safeMode to false
Pull load settings out of the focused window