Removed hard tabs in zookeeper related code.
Removed hard tabs in zookeeper related code.

From: Niklas Nielsen <9f210bbd62dc30b7ba6fb21f85df5244526c4049@qni.dk>
Review: https://reviews.apache.org/r/14721

verizonlabs/mesos,yuquanshan/customizedMesos,andschwa/mesos,asamerh4/mesos,kaysoky/mesos,Aman-Jain-14/customizedMesos,jpeach/mesos,verizonlabs/mesos,gsantovena/mesos,gsantovena/mesos,zmalik/mesos,Aman-Jain-14/customizedMesos,abudnik/mesos,andschwa/mesos,jpeach/mesos,abudnik/mesos,craimbert/mesos,chhsia0/mesos,yuquanshan/customizedMesos,zmalik/mesos,dforsyth/mesos,jpeach/mesos,reneploetz/mesos,verizonlabs/mesos,kaysoky/mesos,abudnik/mesos,chhsia0/mesos,verizonlabs/mesos,yuquanshan/customizedMesos,reneploetz/mesos,andschwa/mesos,chhsia0/mesos,chhsia0/mesos,andschwa/mesos,andschwa/mesos,neilconway/mesos,zmalik/mesos,Gilbert88/mesos,zmalik/mesos,dforsyth/mesos,Gilbert88/mesos,reneploetz/mesos,abudnik/mesos,gsantovena/mesos,neilconway/mesos,gsantovena/mesos,jpeach/mesos,reneploetz/mesos,neilconway/mesos,kaysoky/mesos,asamerh4/mesos,andschwa/mesos,jpeach/mesos,craimbert/mesos,Gilbert88/mesos,asamerh4/mesos,zmalik/mesos,chhsia0/mesos,jpeach/mesos,kaysoky/mesos,verizonlabs/mesos,Aman-Jain-14/customizedMesos,yuquanshan/customizedMesos,asamerh4/mesos,reneploetz/mesos,Aman-Jain-14/customizedMesos,andschwa/mesos,dforsyth/mesos,neilconway/mesos,gsantovena/mesos,zmalik/mesos,craimbert/mesos,asamerh4/mesos,neilconway/mesos,reneploetz/mesos,Gilbert88/mesos,dforsyth/mesos,kaysoky/mesos,asamerh4/mesos,abudnik/mesos,Gilbert88/mesos,gsantovena/mesos,dforsyth/mesos,Gilbert88/mesos,neilconway/mesos,chhsia0/mesos,chhsia0/mesos,zmalik/mesos,kaysoky/mesos,yuquanshan/customizedMesos,gsantovena/mesos,Aman-Jain-14/customizedMesos,verizonlabs/mesos,Aman-Jain-14/customizedMesos,craimbert/mesos,verizonlabs/mesos,craimbert/mesos,dforsyth/mesos,craimbert/mesos,Aman-Jain-14/customizedMesos,neilconway/mesos,yuquanshan/customizedMesos,reneploetz/mesos,abudnik/mesos,craimbert/mesos,kaysoky/mesos,asamerh4/mesos,jpeach/mesos,abudnik/mesos,Gilbert88/mesos,dforsyth/mesos,yuquanshan/customizedMesos