Removes the use local storage for systemvms

[Frank Zhang]

Hi Rohit:

        I see your commit:

                commit d276c0faab0ac4d200714d8eb2081ed1c47f13aa
Author: Rohit Yadav <rohit.ya...@shapeblue.com>
Date:   Mon Dec 8 21:54:31 2014 +0530

    developer: increase disable thresholds global settings for developers

    - Increases the disable thresholds for developers
    - Removes the use local storage for systemvms

    Signed-off-by: Rohit Yadav <rohit.ya...@shapeblue.com>
    (cherry picked from commit 314e2daceeeecccdbdc34973d039d16817d2d166)
    Signed-off-by: Rohit Yadav <rohit.ya...@shapeblue.com>


Is there any reason removing ' 'system.vm.use.local.storage' global setting? Is 
developer/developer-prefill.sql only for developers ?