Revert "Added precompiled Javascript files due to Horizon on SVL being c...

...onfigured to use offline compression"

This reverts commit 1fa6c7eec7d3b53775c5343df7e38e8398910869. 

That commit isn't actually used and never really should have gone into git in the first place (static artifacts like this are in the package spec).

Related-rally-bug: DE749