Fix article spec to also work on first of the month, when yesterday's article falls in the previous month.
Fix article spec to also work on first of the month, when yesterday's
article falls in the previous month.

lbiedinger/cs_typo,LOSDev/CS169-Homework-5,ashleymichal/typo,freibuis/publify,P5hil/typo,ndueber/cs-169_hw5,kmathew96/typo,matthewliu/saas_hw5,felixitous/typoo,LOSDev/CS169-Homework-5,babaa/foodblog,khlumzeemee/typo,shrayus/hw-refactoring-legecy-code,sbstn-jmnz/typo,ashleymichal/typo,tinnywang/typo,framgia/publify,silygose/typo,gvaquez/typo,ACPK/typo,solanolabs/publify,backpackerhh/typo,solanolabs/publify,Juuro/publify,randyramadhana/typo,kryptykfysh/saas_typo,telekomatrix/publify,whithajess/publify,LOSDev/CS169-Homework-5,Chickey2/typo,vincenttian/cs169hw5,randyramadhana/typo,nguyenduyta/deploy-test,LOSDev/CS169-Homework-5,freibuis/publify,congchen5/typo,agiamas/publify,bikmaeff/CS169.2_hw12,hmallett/publify,zsstor/Typo,ashleymichal/typo,blairanderson/that-music-blog,blairanderson/that-music-blog,drakontia/publify,shimolshah/typo-backup,kildem/blog,telekomatrix/publify,leminhtuan2015/test_temona,natesholland/typo,jcfausto/publify,aren19/HW_5,felixitous/typoo,lbiedinger/cs_typo,K-and-R/publify,tinnywang/typo,robinparadise/typo,SF-WDI-LABS/publify_debugging_lab,edgarpng/typo-blog,freibuis/publify,zsstor/Typo,bsiebz/legacyhw,mozzan/publify,moneyadviceservice/publify,arramos84/cs169-hw5,jcfausto/publify,leminhtuan2015/nginx_capuchino_rails,nvgit/typo1,nguyenduyta/deploy-test,hmallett/publify,bsiebz/legacyhw,saasbook/typo,mplstar/blog,vivekv009/inuni-blog,leminhtuan2015/portal_staging,shimolshah/typo-backup,freeranger/typo,mplstar/blog,leminhtuan2015/temona_staging,amba178/legacy_code,natesholland/typo,mplstar/blog,alexhuang91/typo,vivekv009/inuni-blog,totzYuta/coding-diary-of-totz,shaomingtan/publify,khlumzeemee/typo,silygose/typo,nvgit/typo1,Endymion1977/typo,kildem/blog,mozzan/publify,bsiebz/legacyhw,zsstor/Typo,xwang191/-edX.CS169.2x.hw1,boostsup/HW5_typo,mozzan/publify,Juuro/publify,freeranger/typo,moneyadviceservice/publify,shrayus/hw-refactoring-legecy-code,lbiedinger/cs_typo,publify/publify,ACPK/typo,bikmaeff/CS169.2_hw12,bikmaeff/CS169.2_hw12,silygose/typo,kildem/blog,hmallett/publify,leminhtuan2015/portal_staging,alexhuang91/typo,SF-WDI-LABS/publify_debugging_lab,mrfosip/typo,drakontia/publify,nvgit/typo1,agiamas/publify,leminhtuan2015/portal_staging,leminhtuan2015/portal_staging,mrfosip/typo,waruboy/publify,moneyadviceservice/publify,shaomingtan/publify,solanolabs/publify,aren19/HW_5,leminhtuan2015/nginx_capuchino_rails,leminhtuan2015/nginx_capuchino_rails,moneyadviceservice/publify,freeranger/typo,blairanderson/that-music-blog,felixitous/typoo,matthewliu/saas_hw5,agiamas/publify,Endymion1977/typo,sf-wdi-25/publify_debugging_lab,nguyenduyta/deploy-test,leminhtuan2015/temona_staging,kryptykfysh/saas_typo,K-and-R/publify,whithajess/publify,shrayus/hw-refactoring-legecy-code,arramos84/cs169-hw5,arramos84/cs169-hw5,tedfrazier/saas_typo,sf-wdi-25/publify_debugging_lab,ashrob/typo,gvaquez/typo,leminhtuan2015/test_temona,boostsup/HW5_typo,saasbook/typo,kmathew96/typo,tedfrazier/saas_typo,ndueber/cs-169_hw5,faraazkhan/myblog,faraazkhan/myblog,leminhtuan2015/temona_staging,xwang191/-edX.CS169.2x.hw1,randyramadhana/typo,kildem/blog,backpackerhh/typo,ndueber/cs-169_hw5,natesholland/typo,seyedrazavi/publify,vincenttian/cs169hw5,sbstn-jmnz/typo,ACPK/typo,sbstn-jmnz/typo,vivekv009/inuni-blog,P5hil/typo,ashrob/typo,wizzro/CS169.2x-hw1-2,P5hil/typo,publify/publify,waruboy/publify,totzYuta/coding-diary-of-totz,boostsup/HW5_typo,leminhtuan2015/nginx_capuchino_rails,babaa/foodblog,publify/publify,robinparadise/typo,amba178/legacy_code,shimolshah/typo-backup,nvgit/typo1,waruboy/publify,seyedrazavi/publify,kmathew96/typo,leminhtuan2015/test_temona,telekomatrix/publify,wizzro/CS169.2x-hw1-2,K-and-R/publify,edgarpng/typo-blog,congchen5/typo,Chickey2/typo,Juuro/publify,SF-WDI-LABS/publify_debugging_lab,jcfausto/publify,whithajess/publify,vincenttian/cs169hw5,burakicel/Burakicel.com,backpackerhh/typo,seyedrazavi/publify,framgia/publify,sf-wdi-25/publify_debugging_lab,saasbook/typo,burakicel/Burakicel.com