Update recipe_custom_action.rst
Update recipe_custom_action.rst

fixed a few more little things, 
in restructured text,
fixed grammar (sentence),
kept code style of ->add ... ending with ; on own line, lining up with statement beginning.
edouardkombo/SonataAdminBundle,vincenttouzet/SonataAdminBundle,news-life-media/SonataAdminBundle,ejkun/SonataAdminBundle,Romashka/SonataAdminBundle,claudusd/SonataAdminBundle,news-life-media/SonataAdminBundle,osavchenko/SonataAdminBundle,Storke/SonataAdminBundle,Storke/SonataAdminBundle,robhunt3r/SonataAdminBundle,jordisala1991/SonataAdminBundle,binhle410/SonataAdminBundle,mikemeier/SonataAdminBundle,osavchenko/SonataAdminBundle,ruscon/SonataAdminBundle,edouardkombo/SonataAdminBundle,tim96/SonataAdminBundle,claudusd/SonataAdminBundle,0mars/SonataAdminBundle,mweimerskirch/SonataAdminBundle,cmacetko/SonataAdminBundle,binhle410/SonataAdminBundle,edouardkombo/SonataAdminBundle,morgangiraud/SonataAdminBundle,ossinkine/SonataAdminBundle,amine2z/SonataAdminBundle,ryanhughes/SonataAdminBundle,mohebifar/SonataAdminBundle,ju1ius/SonataAdminBundle,dankempster/SonataAdminBundle,lutangar/SonataAdminBundle,goldbroker/SonataAdminBundle,jordisala1991/SonataAdminBundle,j-ledoux/SonataAdminBundle,joshlopes/SonataAdminBundle,binhle410/SonataAdminBundle,core23/SonataAdminBundle,mgdigital/SonataAdminBundle,OskarStark/SonataAdminBundle,jakublech/SonataAdminBundle,qsomazzi/SonataAdminBundle,Storke/SonataAdminBundle,mweimerskirch/SonataAdminBundle,greg0ire/SonataAdminBundle,jlamur/SonataAdminBundle,ryanhughes/SonataAdminBundle,rmzamora/SonataAdminBundle,ossinkine/SonataAdminBundle,tskorupka/SonataAdminBundle,ruscon/SonataAdminBundle,ryanhughes/SonataAdminBundle,ellementA/SonataAdminBundle,goldbroker/SonataAdminBundle,digitalkaoz/SonataAdminBundle,FabienD/SonataAdminBundle,jszmidt/SonataAdminBundle,UnDeleteRU/SonataAdminBundle,amine2z/SonataAdminBundle,Denniskevin/SonataAdminBundle,ejkun/SonataAdminBundle,core23/SonataAdminBundle,qsomazzi/SonataAdminBundle,morfin60/SonataAdminBundle,rschumacher/SonataAdminBundle,FabienD/SonataAdminBundle,Th3Mouk/SonataAdminBundle,mweimerskirch/SonataAdminBundle,UnDeleteRU/SonataAdminBundle,tim96/SonataAdminBundle,ossinkine/SonataAdminBundle,UnDeleteRU/SonataAdminBundle,ejkun/SonataAdminBundle,lightglitch/SonataAdminBundle,mohebifar/SonataAdminBundle,Armstrong1992/SonataAdminBundle,Koc/SonataAdminBundle,j-ledoux/SonataAdminBundle,mikemeier/SonataAdminBundle,greg0ire/SonataAdminBundle,morgangiraud/SonataAdminBundle,fosvn/SonataAdminBundle,lightglitch/SonataAdminBundle,UnDeleteRU/SonataAdminBundle,Romashka/SonataAdminBundle,core23/SonataAdminBundle,morfin60/SonataAdminBundle,fosvn/SonataAdminBundle,jakublech/SonataAdminBundle,Storke/SonataAdminBundle,ellementA/SonataAdminBundle,ARTACK/SonataAdminBundle,lutangar/SonataAdminBundle,robhunt3r/SonataAdminBundle,ellementA/SonataAdminBundle,fosvn/SonataAdminBundle,vincenttouzet/SonataAdminBundle,amine2z/SonataAdminBundle,tskorupka/SonataAdminBundle,rswork/SonataAdminBundle,andythorne/SonataAdminBundle,andythorne/SonataAdminBundle,j-ledoux/SonataAdminBundle,rschumacher/SonataAdminBundle,rmzamora/SonataAdminBundle,osavchenko/SonataAdminBundle,dmarkowicz/SonataAdminBundle,greg0ire/SonataAdminBundle,andythorne/SonataAdminBundle,claudusd/SonataAdminBundle,vincenttouzet/SonataAdminBundle,rswork/SonataAdminBundle,goldbroker/SonataAdminBundle,morgangiraud/SonataAdminBundle,OskarStark/SonataAdminBundle,mgdigital/SonataAdminBundle,nexylan/SonataAdminBundle,jszmidt/SonataAdminBundle,cmacetko/SonataAdminBundle,ksom/SonataAdminBundle,jakublech/SonataAdminBundle,andythorne/SonataAdminBundle,joshlopes/SonataAdminBundle,tunne/SonataAdminBundle,mohebifar/SonataAdminBundle,dmarkowicz/SonataAdminBundle,jlamur/SonataAdminBundle,peter-gribanov/SonataAdminBundle,core23/SonataAdminBundle,ellementA/SonataAdminBundle,dankempster/SonataAdminBundle,rmzamora/SonataAdminBundle,Th3Mouk/SonataAdminBundle,idchlife/SonataAdminBundle,gRoussac/SonataAdminBundle,Soullivaneuh/SonataAdminBundle,0mars/SonataAdminBundle,osavchenko/SonataAdminBundle,peter-gribanov/SonataAdminBundle,mikemeier/SonataAdminBundle,sonata-project/SonataAdminBundle,Koc/SonataAdminBundle,0mars/SonataAdminBundle,Soullivaneuh/SonataAdminBundle,ryanhughes/SonataAdminBundle,ARTACK/SonataAdminBundle,Armstrong1992/SonataAdminBundle,digitalkaoz/SonataAdminBundle,joshlopes/SonataAdminBundle,mgdigital/SonataAdminBundle,tim96/SonataAdminBundle,Romashka/SonataAdminBundle,dmarkowicz/SonataAdminBundle,ruscon/SonataAdminBundle,gnorby88/SonataAdminBundle,nexylan/SonataAdminBundle,rswork/SonataAdminBundle,rmzamora/SonataAdminBundle,goldbroker/SonataAdminBundle,news-life-media/SonataAdminBundle,j-ledoux/SonataAdminBundle,ksom/SonataAdminBundle,ARTACK/SonataAdminBundle,jlamur/SonataAdminBundle,FabienD/SonataAdminBundle,cmacetko/SonataAdminBundle,sonata-project/SonataAdminBundle,ruscon/SonataAdminBundle,jszmidt/SonataAdminBundle,ejkun/SonataAdminBundle,tunne/SonataAdminBundle,0mars/SonataAdminBundle,ellementA/SonataAdminBundle,idchlife/SonataAdminBundle,vincenttouzet/SonataAdminBundle,Th3Mouk/SonataAdminBundle,nexylan/SonataAdminBundle,arbislimen/SonataAdminBundle,Soullivaneuh/SonataAdminBundle,nexylan/SonataAdminBundle,arbislimen/SonataAdminBundle,claudusd/SonataAdminBundle,tim96/SonataAdminBundle,ARTACK/SonataAdminBundle,news-life-media/SonataAdminBundle,Denniskevin/SonataAdminBundle,Romashka/SonataAdminBundle,edouardkombo/SonataAdminBundle,robhunt3r/SonataAdminBundle,binhle410/SonataAdminBundle,dankempster/SonataAdminBundle,morfin60/SonataAdminBundle,tskorupka/SonataAdminBundle,jlamur/SonataAdminBundle,joshlopes/SonataAdminBundle,mweimerskirch/SonataAdminBundle,morgangiraud/SonataAdminBundle,tunne/SonataAdminBundle,j-ledoux/SonataAdminBundle,ju1ius/SonataAdminBundle,gnorby88/SonataAdminBundle,jordisala1991/SonataAdminBundle,Denniskevin/SonataAdminBundle,rswork/SonataAdminBundle,ksom/SonataAdminBundle,rschumacher/SonataAdminBundle,ksom/SonataAdminBundle,mohebifar/SonataAdminBundle,qsomazzi/SonataAdminBundle,ju1ius/SonataAdminBundle,dmarkowicz/SonataAdminBundle,UnDeleteRU/SonataAdminBundle,Koc/SonataAdminBundle,ossinkine/SonataAdminBundle,greg0ire/SonataAdminBundle,peter-gribanov/SonataAdminBundle,amine2z/SonataAdminBundle,idchlife/SonataAdminBundle,qsomazzi/SonataAdminBundle,OskarStark/SonataAdminBundle,gnorby88/SonataAdminBundle,gRoussac/SonataAdminBundle,Th3Mouk/SonataAdminBundle,robhunt3r/SonataAdminBundle,morfin60/SonataAdminBundle,Soullivaneuh/SonataAdminBundle,mikemeier/SonataAdminBundle,morfin60/SonataAdminBundle,fosvn/SonataAdminBundle,jordisala1991/SonataAdminBundle,mgdigital/SonataAdminBundle,arbislimen/SonataAdminBundle,lutangar/SonataAdminBundle,digitalkaoz/SonataAdminBundle,OskarStark/SonataAdminBundle,jakublech/SonataAdminBundle,news-life-media/SonataAdminBundle,lightglitch/SonataAdminBundle,gRoussac/SonataAdminBundle,osavchenko/SonataAdminBundle,tunne/SonataAdminBundle,FabienD/SonataAdminBundle,arbislimen/SonataAdminBundle,rschumacher/SonataAdminBundle,peter-gribanov/SonataAdminBundle,jszmidt/SonataAdminBundle,cmacetko/SonataAdminBundle,dmarkowicz/SonataAdminBundle,Denniskevin/SonataAdminBundle,lutangar/SonataAdminBundle,lightglitch/SonataAdminBundle,gRoussac/SonataAdminBundle,jlamur/SonataAdminBundle,tskorupka/SonataAdminBundle,binhle410/SonataAdminBundle,ejkun/SonataAdminBundle,idchlife/SonataAdminBundle,digitalkaoz/SonataAdminBundle,ju1ius/SonataAdminBundle,Koc/SonataAdminBundle,gnorby88/SonataAdminBundle,dankempster/SonataAdminBundle,Romashka/SonataAdminBundle