Reverted win OS window size offset that was needed for nw.js 0.14.7

* This is no more needed and left commented out in case we need to deal with a similar issue in the future.
6 jobs for windows-win-size-0.24.4 in 405 minutes and 25 seconds (queued for 6 seconds)
Name Stage Failure
raspbian_stretch_armv7l_deb Test There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log
osx_10.11_x86_64_dmg Test The script exceeded the maximum execution time set for the job
Preparing environment
Running on users-Mac-mini.local via mackles-Mac-mini.local...
Getting source from Git repository
Fetching changes...
warning: templates not found in builds/jwilkes/purr-data.tmp/git-template
Initialized empty Git repository in /Users/user/builds/jwilkes/purr-data/.git/
Created fresh repository.
WARNING: Timed out waiting for the build to finish
ERROR: Job failed: execution took longer than 3h20m0s seconds