Use better cluster checking in provision.sh
Use better cluster checking in provision.sh

New script waits while both 9200 and 9201 nodes are started.
Then waits 30 seconds and check them again.
If some node suddenly unavailable, trying to restart cluster.
If cluster was restarted 10 times and still no success, it's fail, go and fix code.

jeancsil/Elastica,im-denisenko/Elastica,ewgRa/Elastica,ARAMISAUTO/Elastica,JustinHook/Elastica,Southparkfan/Elastica,0x46616c6b/Elastica,piotrantosik/Elastica,webdevsHub/Elastica,falconavs/Elastica,webdevsHub/Elastica,vlajos/Elastica,stof/Elastica,revinate/Elastica,miniplay/Elastica,markeilander/Elastica,Mosoc/Elastica,ewgRa/Elastica,sugarcrm/Elastica,ARAMISAUTO/Elastica,miniplay/Elastica,kartikm/Elastica,JustinHook/Elastica,giorrrgio/Elastica,fubuki/Elastica,falconavs/Elastica,p365labs/Elastica,giovannialbero1992/Elastica,p365labs/Elastica,im-denisenko/Elastica,Southparkfan/Elastica,sugarcrm/Elastica,splitice/Elastica,Mosoc/Elastica,fubuki/Elastica,revinate/Elastica,jeancsil/Elastica,ruflin/Elastica,eilgin/Elastica,pborreli/Elastica,Gasol/Elastica,pborreli/Elastica,ebernhardson/Elastica,vlajos/Elastica,stof/Elastica,kartikm/Elastica,eilgin/Elastica,Jmoati/Elastica,giorrrgio/Elastica,giovannialbero1992/Elastica,piotrantosik/Elastica,markeilander/Elastica,0x46616c6b/Elastica,Jmoati/Elastica,Gasol/Elastica,ebernhardson/Elastica