 Add 5.4.0 to bwc versions
 Add 5.4.0 to bwc versions

vroyer/elassandra,ThiagoGarciaAlves/elasticsearch,coding0011/elasticsearch,mohit/elasticsearch,brandonkearby/elasticsearch,Stacey-Gammon/elasticsearch,nknize/elasticsearch,gingerwizard/elasticsearch,sneivandt/elasticsearch,Stacey-Gammon/elasticsearch,robin13/elasticsearch,robin13/elasticsearch,vroyer/elasticassandra,scorpionvicky/elasticsearch,jimczi/elasticsearch,nezirus/elasticsearch,nezirus/elasticsearch,ThiagoGarciaAlves/elasticsearch,robin13/elasticsearch,scorpionvicky/elasticsearch,maddin2016/elasticsearch,nezirus/elasticsearch,vroyer/elassandra,fred84/elasticsearch,brandonkearby/elasticsearch,jimczi/elasticsearch,gingerwizard/elasticsearch,nknize/elasticsearch,coding0011/elasticsearch,s1monw/elasticsearch,LeoYao/elasticsearch,pozhidaevak/elasticsearch,mjason3/elasticsearch,rajanm/elasticsearch,qwerty4030/elasticsearch,nknize/elasticsearch,GlenRSmith/elasticsearch,mohit/elasticsearch,wangtuo/elasticsearch,nezirus/elasticsearch,jimczi/elasticsearch,brandonkearby/elasticsearch,scottsom/elasticsearch,Stacey-Gammon/elasticsearch,mjason3/elasticsearch,shreejay/elasticsearch,gfyoung/elasticsearch,Stacey-Gammon/elasticsearch,wangtuo/elasticsearch,qwerty4030/elasticsearch,scottsom/elasticsearch,uschindler/elasticsearch,s1monw/elasticsearch,uschindler/elasticsearch,mohit/elasticsearch,kalimatas/elasticsearch,GlenRSmith/elasticsearch,wenpos/elasticsearch,umeshdangat/elasticsearch,rajanm/elasticsearch,scottsom/elasticsearch,GlenRSmith/elasticsearch,qwerty4030/elasticsearch,gfyoung/elasticsearch,strapdata/elassandra,umeshdangat/elasticsearch,maddin2016/elasticsearch,scorpionvicky/elasticsearch,mjason3/elasticsearch,scorpionvicky/elasticsearch,markwalkom/elasticsearch,jimczi/elasticsearch,gfyoung/elasticsearch,naveenhooda2000/elasticsearch,brandonkearby/elasticsearch,uschindler/elasticsearch,maddin2016/elasticsearch,LeoYao/elasticsearch,masaruh/elasticsearch,uschindler/elasticsearch,lks21c/elasticsearch,shreejay/elasticsearch,GlenRSmith/elasticsearch,ThiagoGarciaAlves/elasticsearch,wangtuo/elasticsearch,s1monw/elasticsearch,fred84/elasticsearch,sneivandt/elasticsearch,gfyoung/elasticsearch,wangtuo/elasticsearch,umeshdangat/elasticsearch,rajanm/elasticsearch,masaruh/elasticsearch,rajanm/elasticsearch,LeoYao/elasticsearch,s1monw/elasticsearch,ThiagoGarciaAlves/elasticsearch,gingerwizard/elasticsearch,gingerwizard/elasticsearch,markwalkom/elasticsearch,wangtuo/elasticsearch,LeoYao/elasticsearch,shreejay/elasticsearch,pozhidaevak/elasticsearch,nknize/elasticsearch,HonzaKral/elasticsearch,nezirus/elasticsearch,rajanm/elasticsearch,ThiagoGarciaAlves/elasticsearch,shreejay/elasticsearch,mohit/elasticsearch,strapdata/elassandra,scorpionvicky/elasticsearch,masaruh/elasticsearch,strapdata/elassandra,gingerwizard/elasticsearch,mjason3/elasticsearch,markwalkom/elasticsearch,HonzaKral/elasticsearch,LeoYao/elasticsearch,qwerty4030/elasticsearch,qwerty4030/elasticsearch,pozhidaevak/elasticsearch,nknize/elasticsearch,wenpos/elasticsearch,HonzaKral/elasticsearch,coding0011/elasticsearch,maddin2016/elasticsearch,maddin2016/elasticsearch,lks21c/elasticsearch,gfyoung/elasticsearch,uschindler/elasticsearch,s1monw/elasticsearch,scottsom/elasticsearch,naveenhooda2000/elasticsearch,sneivandt/elasticsearch,HonzaKral/elasticsearch,gingerwizard/elasticsearch,fred84/elasticsearch,wenpos/elasticsearch,coding0011/elasticsearch,mjason3/elasticsearch,sneivandt/elasticsearch,kalimatas/elasticsearch,scottsom/elasticsearch,strapdata/elassandra,LeoYao/elasticsearch,lks21c/elasticsearch,umeshdangat/elasticsearch,jimczi/elasticsearch,mohit/elasticsearch,markwalkom/elasticsearch,ThiagoGarciaAlves/elasticsearch,lks21c/elasticsearch,vroyer/elasticassandra,GlenRSmith/elasticsearch,robin13/elasticsearch,shreejay/elasticsearch,vroyer/elasticassandra,robin13/elasticsearch,masaruh/elasticsearch,strapdata/elassandra,naveenhooda2000/elasticsearch,rajanm/elasticsearch,markwalkom/elasticsearch,pozhidaevak/elasticsearch,brandonkearby/elasticsearch,kalimatas/elasticsearch,naveenhooda2000/elasticsearch,kalimatas/elasticsearch,markwalkom/elasticsearch,naveenhooda2000/elasticsearch,fred84/elasticsearch,LeoYao/elasticsearch,vroyer/elassandra,lks21c/elasticsearch,kalimatas/elasticsearch,masaruh/elasticsearch,pozhidaevak/elasticsearch,Stacey-Gammon/elasticsearch,umeshdangat/elasticsearch,gingerwizard/elasticsearch,wenpos/elasticsearch,sneivandt/elasticsearch,coding0011/elasticsearch,wenpos/elasticsearch,fred84/elasticsearch