Always return amount in Adjustment `update!`
Always return amount in Adjustment `update!`

Even when the adjustment is immutable. This can help to sum all
adjustments of an item as immutable adjustments should count on the
total as well

Boomkat/spree,RatioClothing/spree,tancnle/spree,vinayvinsol/spree,bonobos/solidus,odk211/spree,pervino/solidus,Mayvenn/spree,jimblesm/spree,jspizziri/spree,devilcoders/solidus,delphsoft/spree-store-ballchair,alepore/spree,thogg4/spree,sliaquat/spree,surfdome/spree,lsirivong/solidus,agient/agientstorefront,Machpowersystems/spree_mach,lsirivong/solidus,pulkit21/spree,Engeltj/spree,zaeznet/spree,athal7/solidus,Kagetsuki/spree,tesserakt/clean_spree,pjmj777/spree,dotandbo/spree,karlitxo/spree,odk211/spree,zamiang/spree,quentinuys/spree,piousbox/spree,priyank-gupta/spree,fahidnasir/spree,bricesanchez/spree,volpejoaquin/spree,keatonrow/spree,edgward/spree,welitonfreitas/spree,dandanwei/spree,vulk/spree,shaywood2/spree,archSeer/spree,biagidp/spree,degica/spree,vcavallo/spree,jeffboulet/spree,maybii/spree,watg/spree,lyzxsc/spree,CiscoCloud/spree,jeffboulet/spree,omarsar/spree,mindvolt/spree,tomash/spree,surfdome/spree,net2b/spree,sunny2601/spree,joanblake/spree,grzlus/solidus,wolfieorama/spree,alvinjean/spree,NerdsvilleCEO/spree,vmatekole/spree,alvinjean/spree,Migweld/spree,imella/spree,brchristian/spree,yomishra/pce,patdec/spree,useiichi/spree,reinaris/spree,jspizziri/spree,rbngzlv/spree,beni55/spree,mindvolt/spree,rakibulislam/spree,thogg4/spree,woboinc/spree,CiscoCloud/spree,shioyama/spree,DarkoP/spree,jordan-brough/solidus,piousbox/spree,sunny2601/spree,joanblake/spree,sideci-sample/sideci-sample-spree,tomash/spree,wolfieorama/spree,Machpowersystems/spree_mach,berkes/spree,jasonfb/spree,vinsol/spree,jparr/spree,jordan-brough/spree,dandanwei/spree,thogg4/spree,AgilTec/spree,Senjai/solidus,azranel/spree,vulk/spree,shekibobo/spree,lyzxsc/spree,radarseesradar/spree,grzlus/spree,camelmasa/spree,TrialGuides/spree,ahmetabdi/spree,Senjai/spree,CiscoCloud/spree,Kagetsuki/spree,bricesanchez/spree,pjmj777/spree,carlesjove/spree,Arpsara/solidus,odk211/spree,cutefrank/spree,FadliKun/spree,Machpowersystems/spree_mach,joanblake/spree,jimblesm/spree,ahmetabdi/spree,delphsoft/spree-store-ballchair,ramkumar-kr/spree,sideci-sample/sideci-sample-spree,lyzxsc/spree,yiqing95/spree,richardnuno/solidus,CJMrozek/spree,jordan-brough/solidus,brchristian/spree,berkes/spree,rakibulislam/spree,PhoenixTeam/spree_phoenix,NerdsvilleCEO/spree,sideci-sample/sideci-sample-spree,Senjai/spree,APohio/spree,tancnle/spree,DynamoMTL/spree,vinsol/spree,zamiang/spree,useiichi/spree,AgilTec/spree,SadTreeFriends/spree,jimblesm/spree,shekibobo/spree,Mayvenn/spree,progsri/spree,rajeevriitm/spree,vulk/spree,bjornlinder/Spree,JDutil/spree,ramkumar-kr/spree,robodisco/spree,Nevensoft/spree,Nevensoft/spree,miyazawatomoka/spree,vinsol/spree,cutefrank/spree,reinaris/spree,abhishekjain16/spree,ramkumar-kr/spree,rakibulislam/spree,TrialGuides/spree,SadTreeFriends/spree,alejandromangione/spree,mleglise/spree,ayb/spree,derekluo/spree,JuandGirald/spree,karlitxo/spree,FadliKun/spree,robodisco/spree,PhoenixTeam/spree_phoenix,builtbybuffalo/spree,azclick/spree,project-eutopia/spree,yomishra/pce,thogg4/spree,Migweld/spree,DynamoMTL/spree,CJMrozek/spree,xuewenfei/solidus,softr8/spree,dafontaine/spree,karlitxo/spree,keatonrow/spree,miyazawatomoka/spree,dafontaine/spree,vmatekole/spree,hoanghiep90/spree,Boomkat/spree,azclick/spree,biagidp/spree,adaddeo/spree,Senjai/solidus,Hawaiideveloper/shoppingcart,ahmetabdi/spree,assembledbrands/spree,trigrass2/spree,alvinjean/spree,yiqing95/spree,Kagetsuki/spree,hifly/spree,derekluo/spree,raow/spree,shaywood2/spree,jasonfb/spree,groundctrl/spree,zamiang/spree,keatonrow/spree,robodisco/spree,alepore/spree,quentinuys/spree,jhawthorn/spree,xuewenfei/solidus,KMikhaylovCTG/spree,moneyspyder/spree,radarseesradar/spree,yushine/spree,FadliKun/spree,edgward/spree,pervino/solidus,wolfieorama/spree,odk211/spree,madetech/spree,useiichi/spree,ujai/spree,jparr/spree,alejandromangione/spree,gautamsawhney/spree,SadTreeFriends/spree,rajeevriitm/spree,rajeevriitm/spree,project-eutopia/spree,nooysters/spree,jhawthorn/spree,cutefrank/spree,archSeer/spree,APohio/spree,delphsoft/spree-store-ballchair,derekluo/spree,Arpsara/solidus,grzlus/solidus,Lostmyname/spree,JuandGirald/spree,radarseesradar/spree,njerrywerry/spree,lyzxsc/spree,yomishra/pce,Mayvenn/spree,patdec/spree,yushine/spree,SadTreeFriends/spree,Hates/spree,ahmetabdi/spree,ayb/spree,forkata/solidus,gregoryrikson/spree-sample,Engeltj/spree,gregoryrikson/spree-sample,maybii/spree,DynamoMTL/spree,hoanghiep90/spree,devilcoders/solidus,caiqinghua/spree,omarsar/spree,KMikhaylovCTG/spree,firman/spree,sliaquat/spree,KMikhaylovCTG/spree,builtbybuffalo/spree,vmatekole/spree,Nevensoft/spree,Boomkat/spree,dafontaine/spree,priyank-gupta/spree,StemboltHQ/spree,zaeznet/spree,rakibulislam/spree,shaywood2/spree,PhoenixTeam/spree_phoenix,caiqinghua/spree,firman/spree,tancnle/spree,miyazawatomoka/spree,Ropeney/spree,net2b/spree,Hawaiideveloper/shoppingcart,ramkumar-kr/spree,maybii/spree,assembledbrands/spree,nooysters/spree,softr8/spree,patdec/spree,AgilTec/spree,progsri/spree,derekluo/spree,delphsoft/spree-store-ballchair,reinaris/spree,RatioClothing/spree,PhoenixTeam/spree_phoenix,locomotivapro/spree,azranel/spree,Arpsara/solidus,shekibobo/spree,athal7/solidus,Senjai/solidus,raow/spree,mleglise/spree,xuewenfei/solidus,TrialGuides/spree,rbngzlv/spree,berkes/spree,calvinl/spree,miyazawatomoka/spree,bjornlinder/Spree,Hates/spree,bricesanchez/spree,DynamoMTL/spree,lsirivong/spree,tesserakt/clean_spree,vinsol/spree,firman/spree,grzlus/spree,volpejoaquin/spree,jsurdilla/solidus,project-eutopia/spree,calvinl/spree,brchristian/spree,imella/spree,mleglise/spree,jparr/spree,yiqing95/spree,sfcgeorge/spree,freerunningtech/spree,surfdome/spree,fahidnasir/spree,rbngzlv/spree,gregoryrikson/spree-sample,vulk/spree,adaddeo/spree,athal7/solidus,Mayvenn/spree,devilcoders/solidus,Engeltj/spree,RatioClothing/spree,carlesjove/spree,dafontaine/spree,cutefrank/spree,ayb/spree,net2b/spree,Arpsara/solidus,hifly/spree,sliaquat/spree,dandanwei/spree,orenf/spree,APohio/spree,lsirivong/solidus,imella/spree,lsirivong/spree,reinaris/spree,pervino/spree,hoanghiep90/spree,woboinc/spree,Boomkat/spree,jordan-brough/solidus,JuandGirald/spree,xuewenfei/solidus,Nevensoft/spree,radarseesradar/spree,scottcrawford03/solidus,knuepwebdev/FloatTubeRodHolders,volpejoaquin/spree,zamiang/spree,pervino/spree,scottcrawford03/solidus,woboinc/spree,welitonfreitas/spree,DarkoP/spree,shaywood2/spree,raow/spree,tailic/spree,Migweld/spree,project-eutopia/spree,grzlus/solidus,DarkoP/spree,omarsar/spree,richardnuno/solidus,yushine/spree,bjornlinder/Spree,AgilTec/spree,adaddeo/spree,groundctrl/spree,gregoryrikson/spree-sample,edgward/spree,abhishekjain16/spree,TrialGuides/spree,omarsar/spree,LBRapid/spree,net2b/spree,sunny2601/spree,vmatekole/spree,reidblomquist/spree,pjmj777/spree,jsurdilla/solidus,welitonfreitas/spree,ujai/spree,alepore/spree,carlesjove/spree,camelmasa/spree,StemboltHQ/spree,siddharth28/spree,reidblomquist/spree,beni55/spree,tancnle/spree,fahidnasir/spree,rbngzlv/spree,njerrywerry/spree,archSeer/spree,jordan-brough/spree,Hawaiideveloper/shoppingcart,orenf/spree,vcavallo/spree,calvinl/spree,sfcgeorge/spree,jsurdilla/solidus,kewaunited/spree,mindvolt/spree,dotandbo/spree,gautamsawhney/spree,JuandGirald/spree,caiqinghua/spree,jspizziri/spree,watg/spree,jeffboulet/spree,agient/agientstorefront,trigrass2/spree,assembledbrands/spree,jsurdilla/solidus,scottcrawford03/solidus,dotandbo/spree,vinayvinsol/spree,locomotivapro/spree,madetech/spree,tailic/spree,gautamsawhney/spree,madetech/spree,agient/agientstorefront,softr8/spree,biagidp/spree,athal7/solidus,jasonfb/spree,edgward/spree,keatonrow/spree,kewaunited/spree,ckk-scratch/solidus,vcavallo/spree,sfcgeorge/spree,pulkit21/spree,Hawaiideveloper/shoppingcart,fahidnasir/spree,watg/spree,moneyspyder/spree,mindvolt/spree,tesserakt/clean_spree,bonobos/solidus,jaspreet21anand/spree,camelmasa/spree,jaspreet21anand/spree,Engeltj/spree,lsirivong/spree,grzlus/spree,freerunningtech/spree,pervino/solidus,raow/spree,groundctrl/spree,Lostmyname/spree,Hates/spree,useiichi/spree,locomotivapro/spree,yushine/spree,calvinl/spree,pervino/solidus,TimurTarasenko/spree,StemboltHQ/spree,Ropeney/spree,bonobos/solidus,caiqinghua/spree,adaddeo/spree,pulkit21/spree,moneyspyder/spree,maybii/spree,priyank-gupta/spree,jparr/spree,jspizziri/spree,JDutil/spree,jordan-brough/spree,lsirivong/spree,azclick/spree,abhishekjain16/spree,azranel/spree,njerrywerry/spree,beni55/spree,trigrass2/spree,DarkoP/spree,hifly/spree,softr8/spree,ujai/spree,ckk-scratch/solidus,ckk-scratch/solidus,rajeevriitm/spree,hoanghiep90/spree,volpejoaquin/spree,azranel/spree,shioyama/spree,freerunningtech/spree,TimurTarasenko/spree,agient/agientstorefront,ayb/spree,TimurTarasenko/spree,tomash/spree,vcavallo/spree,karlitxo/spree,richardnuno/solidus,tomash/spree,TimurTarasenko/spree,piousbox/spree,CiscoCloud/spree,reidblomquist/spree,builtbybuffalo/spree,kewaunited/spree,njerrywerry/spree,LBRapid/spree,richardnuno/solidus,jordan-brough/solidus,JDutil/spree,beni55/spree,robodisco/spree,berkes/spree,quentinuys/spree,nooysters/spree,groundctrl/spree,surfdome/spree,jhawthorn/spree,jaspreet21anand/spree,abhishekjain16/spree,sfcgeorge/spree,KMikhaylovCTG/spree,kewaunited/spree,LBRapid/spree,Hates/spree,jimblesm/spree,knuepwebdev/FloatTubeRodHolders,degica/spree,mleglise/spree,forkata/solidus,grzlus/spree,trigrass2/spree,sunny2601/spree,forkata/solidus,Senjai/solidus,moneyspyder/spree,Senjai/spree,carlesjove/spree,siddharth28/spree,quentinuys/spree,zaeznet/spree,knuepwebdev/FloatTubeRodHolders,patdec/spree,orenf/spree,piousbox/spree,CJMrozek/spree,yiqing95/spree,bonobos/solidus,hifly/spree,camelmasa/spree,locomotivapro/spree,jeffboulet/spree,Kagetsuki/spree,degica/spree,gautamsawhney/spree,pervino/spree,Ropeney/spree,Migweld/spree,pervino/spree,lsirivong/solidus,pulkit21/spree,FadliKun/spree,orenf/spree,archSeer/spree,brchristian/spree,nooysters/spree,tesserakt/clean_spree,azclick/spree,firman/spree,wolfieorama/spree,dotandbo/spree,devilcoders/solidus,builtbybuffalo/spree,CJMrozek/spree,madetech/spree,priyank-gupta/spree,alejandromangione/spree,alvinjean/spree,sliaquat/spree,progsri/spree,dandanwei/spree,vinayvinsol/spree,JDutil/spree,vinayvinsol/spree,welitonfreitas/spree,siddharth28/spree,Lostmyname/spree,alejandromangione/spree,shekibobo/spree,jaspreet21anand/spree,forkata/solidus,grzlus/solidus,scottcrawford03/solidus,tailic/spree,progsri/spree,NerdsvilleCEO/spree,siddharth28/spree,NerdsvilleCEO/spree,zaeznet/spree,ckk-scratch/solidus,joanblake/spree,Lostmyname/spree,APohio/spree,reidblomquist/spree,shioyama/spree,Ropeney/spree,jasonfb/spree