Updating changelog for the 1.8 requirement and new atomic operations
Updating changelog for the 1.8 requirement and new atomic operations

jstrocel/mongoid,sepastian/mongoid,afeld/mongoid,arunagw/mongoid,MadRabbit/mongoid,dustinwatson/mongoid,iGoDigital-LLC/mongoid,eddanger/mongoid,mschulkind/mongoid,socialreferral/mongoid,kostyantyn/mongoid,kevinmarvin/mongoid,brettgoulder/mongoid-1,Codas/mongoid,sepastian/mongoid,ryanong/mongoid,Sharevari-Inc/mongoid,manikandan-kandasamy/mongoid,HeeL/mongoid-1,stevebartholomew/mongoid,crealytics/mongoid,matbox/mongoid,greggroth/mongoid,cavneb/mongoid,sukeerthiadiga/mongoid,kayakyakr/mongoid,rpocklin/mongoid,DanielVartanov/mongoid,koraktor/mongoid,lucasas/mongoid,SumeruSoftware/mongoid,zBMNForks/mongoid,cao7113/mongoid,neerfri/mongoid,mash-ltd/mongoid,hbakhtiyor/mongoid,nviennot/mongoid,jakcharlton/mongoid,mattconnolly/mongoid,hfwang/mongoid,charliehq/mongoid,aileron/mongoid,irakli-janiashvili/mongoid,malditogeek/mongoid,likealittle/mongoid,KoanHealth/mongoid,dakatsuka/mongoid,rafaelgaspar/mongoid,kuruma-gs/mongoid,socialreferral/mongoid,goshakkk/mongoid,mgolovnia/mongoid,stnguyen/mongoid,mzsanford/mongoid,joneslee85/mongoid,mysociety/mongoid,dblock/mongoid,xentek/mongoid,slbug/mongoid,matsimitsu/mongoid,caiofilipini/mongoid,dsachitano/mongoid,icambron/mongoid,rmm5t/mongoid,tolsen/mongoid,tricknotes/mongoid,canvas-drw/mongoid,jeyb/mongoid,amw/mongoid,manuelmorales/mongoid,janroesner/mongoid,herimedia/mongoid,aj0strow/mongoid,Exoth/mongoid,iamnader/mongoid-2,derickbailey/mongoid,kcdragon/mongoid,franc/mongoid,slbug/mongoid,rymai/mongoid,romanbsd/mongoid,anuprit/mongoid,hubertlepicki/mongoid,marcweil/mongoid,marcweil/mongoid,greggroth/mongoid,jasl/mongoid,zenjoy/mongoid,tzar/mongoid,mitijain123/mongoid,simi/mongoid,HRNewMedia/mongoid,dannguyen/mongoid,sivagollapalli/mongoid,leemhenson/mongoid,razum2um/mongoid,ono/mongoid,jim/mongoid,evansagge/mongoid,akm/mongoid,jordoh/mongoid,crealytics/mongoid,captain-lucas/mongoid,jordelver/mongoid,karmakaze/mongoid,justinko/mongoid,nullstyle/mongoid,skyeagle/mongoid,jeffreyiacono/mongoid,abezzub/mongoid,maxd/mongoid,derickbailey/mongoid,mysociety/mongoid,alexrothenberg/mongoid,env0der/mongoid,joelcogen/mongoid,theirishpenguin/mongoid,johnny-miyake/mongoid,timgluz/mongoid,mschulkind/mongoid,ahoward/mongoid,jeyb/mongoid,canavese/mongoid,lawrencecurtis/mongoid,500px/mongoid,hashrocketeer/mongoid,tetsuo692/mongoid,msaffitz/mongoid,cpuguy83/mongoid,manikandan-kandasamy/mongoid,evendis/mongoid,neerfri/mongoid,hxx/mongoid,piotrj/mongoid,rinmu/mongoid,skippy/mongoid,icambron/mongoid,nusco/mongoid,shingara/mongoid,albus522/mongoid,CIRCUITLLC/mongoid,elia/mongoid,grossws/mongoid,infiverve/mongoid,sujal/mongoid,karmakaze/mongoid,lawrencecurtis/mongoid,shotoso/mongoid,hfwang/mongoid,jbrien/mongoid,timgluz/mongoid,parov/mongoid,moretea/mongoid,sivagollapalli/mongoid,spiegela/mongoid,imomoisoft/mongoid,Zhomart/mongoid,rinmu/mongoid,crowdtap/mongoid,maxd/mongoid,77Agency/mongoid,kuadrosx/mongoid,msaffitz/mongoid,mongodb/mongoid,jakcharlton/mongoid,nagachika/mongoid,fbernier/mongoid,matbox/mongoid,zaithottakath/mongoid,canvas-drw/mongoid,stnguyen/mongoid,alexandru-calinoiu/mongoid,mongoid/mongoid,aj0strow/mongoid,spiegela/mongoid,Numerico/mongoid,byroot/mongoid,Azzurrio/mongoid,jasl/mongoid,brettgoulder/mongoid-1,akm/mongoid,jtescher/mongoid,matsimitsu/mongoid,subhashb/mongoid,nagachika/mongoid,johnnyshields/mongoid,Welovroi/mongoid,Subskii/mongoid,hubertlepicki/mongoid,mgartner/mongoid,chriseppstein/mongoid,arunagw/mongoid,kuruma-gs/mongoid,fredjean/mongoid,estolfo/mongoid,teaforthecat/mongoid,incorvia/mongoid,X0nic/mongoid,itbakery/mongoid,iboard/mongoid-1,joelcogen/mongoid,goshakkk/mongoid,shingara/mongoid,jonhyman/mongoid,xentek/mongoid,akirasosa/mongoid,potatosalad/mongoid,mgartner/mongoid,kostyantyn/mongoid,mulder/mongoid,luxerama/mongoid,lucasas/mongoid,skiz/mongoid,atomical/mongoid,fortnightlabs/mongoid,77Agency/mongoid,skiz/mongoid,mongodb/mongoid,shotoso/mongoid,Tickaroo/mongoid2,joneslee85/mongoid,hadees/mongoid,lowang/mongoid,bdmac/mongoid,tvon/mongoid,dustinwatson/mongoid,mathieuravaux/mongoid,asantamar/mongoid,kentaroi/mongoid,canavese/mongoid,schnittchen/mongoid,cavneb/mongoid,gullitmiranda/mongoid,wuboy0307/mongoid,ElvinEfendi/mongoid,rogerz42892/mongoid,jtescher/mongoid,hadees/mongoid,demarque/mongoid,irakli-janiashvili/mongoid,bobbytables/mongoid,incorvia/mongoid,camallen/mongoid,genexp/mongoid,Aupajo/mongoid-1,priyaaank/mongoid,uranazo/mongoid,uniiverse/mongoid,jiren/mongoid,Codas/mongoid,Winslett/mongoid,jasonsydes/mongoid,jstrocel/mongoid,narutosanjiv/mongoid,mulder/mongoid,balauru/mongoid,dnd/mongoid,praecipula/mongoid,asaaki/mongoid,jonasschneider/mongoid,Shop2market/mongoid,hashrocketeer/mongoid,rubrikkfabrikken/mongoid,razum2um/mongoid,Zhomart/mongoid,drobune/mongoid,aagrawal2001/mongoid,cleishm/mongoid,blackxored/mongoid,arnkorty/mongoid,lackac/mongoid,rosylilly/mongoid,flexoid/mongoid,Welovroi/mongoid,kay-kim/mongoid,PerfectMemory/mongoid,uniiverse/mongoid,Numerico/mongoid,CIRCUITLLC/mongoid,asaaki/mongoid,mash-ltd/mongoid,alexandru-calinoiu/mongoid,potatosalad/mongoid,mongoid/mongoid,alexrothenberg/mongoid,sukeerthiadiga/mongoid,kentaroi/mongoid,kay-kim/mongoid,bearded/mongoid,sporkd/mongoid,niedhui/mongoid,camallen/mongoid,mzsanford/mongoid,KoanHealth/mongoid,elia/mongoid,Flameeyes/mongoid,rmm5t/mongoid,kcdragon/mongoid,jetheredge/mongoid,aleksclark/mongoid,rpocklin/mongoid,rafaelfranca/mongoid,rafaelgaspar/mongoid,javmorin/mongoid,Winslett/mongoid,luxerama/mongoid,kslazarev/mongoid,glebtv/mongoid,crowdtap/mongoid,Speakol/mongoid,grimen/mongoid,jordelver/mongoid,evansagge/mongoid,500px/mongoid,lackac/mongoid,colinyoung/mongoid,gicappa/mongoid,robotmay/mongoid,uranazo/mongoid,zenjoy/mongoid,LastStar/mongoid,etomic/mongoid,jetthoughts/mongoid,sideci-sample/sideci-sample-mongoid,Exoth/mongoid,X0nic/mongoid,dannguyen/mongoid,niedhui/mongoid,caiofilipini/mongoid,alex-klepa/mongoid,dbkbali/mongoid,snapfish-soma/mongoid,joshsoftware/mongoid,wyattisimo/mongoid,i0rek/mongoid,bdmac/mongoid,sideci-sample/sideci-sample-mongoid,drobune/mongoid,apptentive-engineering/mongoid,johnnyshields/mongoid,voldy/mongoid,nextmat/mongoid,ErisExchange/mongoid,PerfectMemory/mongoid,rogerz42892/mongoid,hookercookerman/mongoid,blt04/mongoid,moretea/mongoid,getaroom/mongoid,nfo/mongoid,glebtv/mongoid,eddanger/mongoid,Azzurrio/mongoid,nickhoffman/mongoid,parov/mongoid,gullitmiranda/mongoid,chriseppstein/mongoid,brynary/mongoid,cmpolis/mongoid,abezzub/mongoid,nextmat/mongoid,DanielVartanov/mongoid,captain-lucas/mongoid,ahoward/mongoid,wyattisimo/mongoid,ryanong/mongoid,jetthoughts/mongoid,skippy/mongoid,loginx/mongoid,Spaceghost/mongoid,joshsoftware/mongoid,hbakhtiyor/mongoid,gicappa/mongoid,trmmy/mongoid,zanker/mongoid,jim/mongoid,hxx/mongoid,tzar/mongoid,janroesner/mongoid,aagrawal2001/mongoid,sporkd/mongoid,Speakol/mongoid,astjohn/mongoid,stevebartholomew/mongoid,eljojo/mongoid,mitio/mongoid,rosylilly/mongoid,HeeL/mongoid-1,tagliala/mongoid,malditogeek/mongoid,rebelhold/mongoid,fbernier/mongoid,cjab/mongoid,mattconnolly/mongoid,gregmolnar/mongoid,Sharevari-Inc/mongoid,robwil/mongoid,flada-auxv/mongoid,Subskii/mongoid,tvon/mongoid,colinyoung/mongoid,tengine/mongoid,brynary/mongoid,justinko/mongoid,voldy/mongoid,bigbenli/mongoid,subhashb/mongoid,jbrien/mongoid,ganlron/mongoid,nviennot/mongoid,ganlron/mongoid,Spaceghost/mongoid,cmpolis/mongoid,robwil/mongoid,jamesalmond/mongoid,zBMNForks/mongoid,semaperepelitsa/mongoid,etomic/mongoid,bjori/mongoid,Empact/mongoid,tombruijn/mongoid,jonhyman/mongoid,joshleitzel/mongoid,LastStar/mongoid,kayakyakr/mongoid,drfeelngood/mongoid,jamesalmond/mongoid,nullstyle/mongoid,anuprit/mongoid,amw/mongoid,haihappen/mongoid,zanker/mongoid,lowang/mongoid,mitijain123/mongoid,ches/mongoid,joshleitzel/mongoid,FestivalBobcats/mongoid,codedogfish/mongoid,zaithottakath/mongoid,balauru/mongoid,demarque/mongoid,drfeelngood/mongoid,evendis/mongoid,kevinmarvin/mongoid,krasnoukhov/mongoid,MSNexploder/mongoid,narutosanjiv/mongoid,manuelmorales/mongoid,genexp/mongoid,praecipula/mongoid,aleksclark/mongoid,itbakery/mongoid,cleishm/mongoid,mikerobe/mongoid,arnkorty/mongoid,tolsen/mongoid,nickhoffman/mongoid,tricknotes/mongoid,gregmolnar/mongoid,rubrikkfabrikken/mongoid,rafaelfranca/mongoid,ErisExchange/mongoid,cpuguy83/mongoid,flada-auxv/mongoid,bjori/mongoid,nicolasblanco/mongoid,eljojo/mongoid,herimedia/mongoid,matadon/mongoid,codedogfish/mongoid,teaforthecat/mongoid,flexoid/mongoid,iGoDigital-LLC/mongoid,infiverve/mongoid,mongodb/mongoid,tombruijn/mongoid,fujimura/mongoid,afeld/mongoid,leozhang37/mongoid,stellard/mongoid,MSNexploder/mongoid,capnregex/mongoid,nusco/mongoid,tagliala/mongoid,fortnightlabs/mongoid,krasnoukhov/mongoid,DouweM/mongoid,ElvinEfendi/mongoid,atomical/mongoid,simi/mongoid,gregory-m/mongoid,robinst/mongoid,bigbenli/mongoid,kuadrosx/mongoid,aileron/mongoid,dnd/mongoid,mikerobe/mongoid,wuboy0307/mongoid,bobbytables/mongoid,estolfo/mongoid,trmmy/mongoid,dbkbali/mongoid,charliehq/mongoid,kslazarev/mongoid,jeffreyiacono/mongoid,apptentive-engineering/mongoid,dsachitano/mongoid,nfo/mongoid,jordoh/mongoid,bencrouse/mongoid,fredjean/mongoid,chetan/mongoid,blackxored/mongoid,asantamar/mongoid,bencrouse/mongoid,cao7113/mongoid,tetsuo692/mongoid,imomoisoft/mongoid,ches/mongoid,SumeruSoftware/mongoid,mathieuravaux/mongoid,stellard/mongoid,johnny-miyake/mongoid,Houdini/mongoid,grossws/mongoid,gregory-m/mongoid,franc/mongoid,bearded/mongoid,haihappen/mongoid,absperf/mongoid,chetan/mongoid,FestivalBobcats/mongoid,hookercookerman/mongoid,akirasosa/mongoid,javmorin/mongoid