* electron 1.4.6

* fix broken DND image feedback

* OSS input

* remove cat.exe as it is no longer needed

* update electron.d.ts

* set new ELECTRON_NO_ASAR environment for forked processes

* Automatically enable high contrast theme when enabled in Windows (fixes #15360)

Fixes #15400

#15293

This is a temporary fix that explicitly sets the untitled files to be reloaded.
A proper fix for tracking untitled files between sessions in #14116 should
replace this fix.

Fixes #14330

#10587

It's no longer needed now that the workspace is restored.

Fixes #14068

* use electron 1.3.4

* ATOM_SHELL_INTERNAL_RUN_AS_NODE => ELECTRON_RUN_AS_NODE

* OSS input

* update electron.d.ts

* workaround for #8708

* bump oniguruma and chokidar with custom fsevents

* build with appveyor config from master

* oops, still use ELECTRON_RUN_AS_NODE

* use electron 1.3.5

* optional fsevents

* add cat.exe to workaround output issues

* use cat for tests

* remove some now obsolete ELECTRON_NO_ATTACH_CONSOLE

* also pipe output to cat for code.sh on windows

* unset ELECTRON_RUN_AS_NODE for appveyor

* fix tfs builds?

* fix build

* fix build?

* use cat only when running tests locally