Update scripts and configs to point at kitkat dx instead of jellybean.
Update scripts and configs to point at kitkat dx instead of jellybean.

Summary:
Just removing the (moe-stripped) gitignore line, because we don't build
dx with Buck anymore.

Test Plan: Built an app with dex merging.

OkBuilds/buck,SeleniumHQ/buck,dpursehouse/buck,dsyang/buck,rhencke/buck,luiseduardohdbackup/buck,OkBuilds/buck,1yvT0s/buck,k21/buck,raviagarwal7/buck,Addepar/buck,zhan-xiong/buck,nguyentruongtho/buck,rowillia/buck,sdwilsh/buck,grumpyjames/buck,siddhartharay007/buck,illicitonion/buck,SeleniumHQ/buck,vine/buck,shs96c/buck,mikekap/buck,mnuessler/buck,vschs007/buck,illicitonion/buck,neonichu/buck,vine/buck,robbertvanginkel/buck,k21/buck,facebook/buck,hgl888/buck,rmaz/buck,clonetwin26/buck,justinmuller/buck,zhan-xiong/buck,marcinkwiatkowski/buck,mikekap/buck,robbertvanginkel/buck,stuhood/buck,darkforestzero/buck,davido/buck,nguyentruongtho/buck,JoelMarcey/buck,shybovycha/buck,robbertvanginkel/buck,illicitonion/buck,neonichu/buck,tgummerer/buck,ilya-klyuchnikov/buck,1yvT0s/buck,brettwooldridge/buck,mikekap/buck,daedric/buck,Dominator008/buck,daedric/buck,saleeh93/buck-cutom,davido/buck,grumpyjames/buck,vschs007/buck,mnuessler/buck,shybovycha/buck,tgummerer/buck,LegNeato/buck,dushmis/buck,rmaz/buck,LegNeato/buck,clonetwin26/buck,sdwilsh/buck,janicduplessis/buck,illicitonion/buck,LegNeato/buck,ilya-klyuchnikov/buck,vine/buck,marcinkwiatkowski/buck,LegNeato/buck,justinmuller/buck,SeleniumHQ/buck,pwz3n0/buck,mikekap/buck,clonetwin26/buck,luiseduardohdbackup/buck,vschs007/buck,rowillia/buck,romanoid/buck,Heart2009/buck,justinmuller/buck,hgl888/buck,davido/buck,zhan-xiong/buck,stuhood/buck,rowillia/buck,romanoid/buck,k21/buck,janicduplessis/buck,mread/buck,rowillia/buck,justinmuller/buck,dsyang/buck,dushmis/buck,JoelMarcey/buck,dpursehouse/buck,siddhartharay007/buck,dpursehouse/buck,Dominator008/buck,janicduplessis/buck,janicduplessis/buck,zhan-xiong/buck,SeleniumHQ/buck,facebook/buck,Heart2009/buck,clonetwin26/buck,daedric/buck,brettwooldridge/buck,rowillia/buck,daedric/buck,saleeh93/buck-cutom,marcinkwiatkowski/buck,shs96c/buck,ilya-klyuchnikov/buck,k21/buck,sdwilsh/buck,vschs007/buck,Addepar/buck,romanoid/buck,JoelMarcey/buck,mogers/buck,mread/buck,artiya4u/buck,rhencke/buck,saleeh93/buck-cutom,Distrotech/buck,liuyang-li/buck,bocon13/buck,rowillia/buck,vine/buck,mogers/buck,nguyentruongtho/buck,illicitonion/buck,pwz3n0/buck,rmaz/buck,Dominator008/buck,Dominator008/buck,rowillia/buck,daedric/buck,robbertvanginkel/buck,saleeh93/buck-cutom,ilya-klyuchnikov/buck,liuyang-li/buck,shs96c/buck,romanoid/buck,tgummerer/buck,shybovycha/buck,stuhood/buck,1yvT0s/buck,clonetwin26/buck,raviagarwal7/buck,mnuessler/buck,mikekap/buck,sdwilsh/buck,shs96c/buck,dsyang/buck,shs96c/buck,k21/buck,siddhartharay007/buck,ilya-klyuchnikov/buck,rowillia/buck,rhencke/buck,janicduplessis/buck,sdwilsh/buck,dsyang/buck,SeleniumHQ/buck,liuyang-li/buck,neonichu/buck,tgummerer/buck,zhuxiaohao/buck,shs96c/buck,shybovycha/buck,JoelMarcey/buck,pwz3n0/buck,hgl888/buck,SeleniumHQ/buck,mikekap/buck,marcinkwiatkowski/buck,facebook/buck,Addepar/buck,daedric/buck,shybovycha/buck,dsyang/buck,kageiit/buck,Learn-Android-app/buck,clonetwin26/buck,darkforestzero/buck,artiya4u/buck,kageiit/buck,raviagarwal7/buck,mnuessler/buck,LegNeato/buck,artiya4u/buck,JoelMarcey/buck,kageiit/buck,pwz3n0/buck,rhencke/buck,Distrotech/buck,justinmuller/buck,rhencke/buck,clonetwin26/buck,bocon13/buck,mread/buck,lukw00/buck,darkforestzero/buck,vine/buck,lukw00/buck,ilya-klyuchnikov/buck,clonetwin26/buck,tgummerer/buck,Dominator008/buck,marcinkwiatkowski/buck,facebook/buck,mread/buck,lukw00/buck,raviagarwal7/buck,MarkRunWu/buck,LegNeato/buck,kageiit/buck,rowillia/buck,zhuxiaohao/buck,zpao/buck,darkforestzero/buck,daedric/buck,justinmuller/buck,vschs007/buck,JoelMarcey/buck,dushmis/buck,MarkRunWu/buck,ilya-klyuchnikov/buck,mogers/buck,shs96c/buck,Addepar/buck,Heart2009/buck,clonetwin26/buck,Addepar/buck,Distrotech/buck,brettwooldridge/buck,rmaz/buck,dsyang/buck,shybovycha/buck,robbertvanginkel/buck,k21/buck,grumpyjames/buck,darkforestzero/buck,k21/buck,lukw00/buck,robbertvanginkel/buck,dpursehouse/buck,stuhood/buck,shybovycha/buck,liuyang-li/buck,LegNeato/buck,luiseduardohdbackup/buck,robbertvanginkel/buck,zhan-xiong/buck,rhencke/buck,zpao/buck,raviagarwal7/buck,Addepar/buck,hgl888/buck,lukw00/buck,artiya4u/buck,davido/buck,daedric/buck,brettwooldridge/buck,grumpyjames/buck,romanoid/buck,bocon13/buck,Learn-Android-app/buck,grumpyjames/buck,1yvT0s/buck,davido/buck,stuhood/buck,k21/buck,LegNeato/buck,Dominator008/buck,mnuessler/buck,zhan-xiong/buck,rhencke/buck,davido/buck,neonichu/buck,brettwooldridge/buck,Addepar/buck,luiseduardohdbackup/buck,JoelMarcey/buck,1yvT0s/buck,Addepar/buck,k21/buck,OkBuilds/buck,romanoid/buck,rowillia/buck,darkforestzero/buck,Dominator008/buck,SeleniumHQ/buck,Distrotech/buck,dsyang/buck,Learn-Android-app/buck,OkBuilds/buck,siddhartharay007/buck,rmaz/buck,dsyang/buck,daedric/buck,zpao/buck,vschs007/buck,mogers/buck,brettwooldridge/buck,Addepar/buck,Addepar/buck,robbertvanginkel/buck,raviagarwal7/buck,marcinkwiatkowski/buck,zpao/buck,shs96c/buck,ilya-klyuchnikov/buck,liuyang-li/buck,justinmuller/buck,sdwilsh/buck,liuyang-li/buck,vine/buck,Distrotech/buck,lukw00/buck,illicitonion/buck,tgummerer/buck,robbertvanginkel/buck,facebook/buck,romanoid/buck,neonichu/buck,MarkRunWu/buck,1yvT0s/buck,Learn-Android-app/buck,nguyentruongtho/buck,robbertvanginkel/buck,LegNeato/buck,siddhartharay007/buck,ilya-klyuchnikov/buck,rmaz/buck,mikekap/buck,Dominator008/buck,k21/buck,Heart2009/buck,zhuxiaohao/buck,luiseduardohdbackup/buck,ilya-klyuchnikov/buck,rmaz/buck,sdwilsh/buck,JoelMarcey/buck,marcinkwiatkowski/buck,stuhood/buck,vschs007/buck,neonichu/buck,janicduplessis/buck,marcinkwiatkowski/buck,OkBuilds/buck,artiya4u/buck,k21/buck,dpursehouse/buck,luiseduardohdbackup/buck,mikekap/buck,stuhood/buck,dushmis/buck,clonetwin26/buck,1yvT0s/buck,janicduplessis/buck,zhan-xiong/buck,grumpyjames/buck,vine/buck,tgummerer/buck,raviagarwal7/buck,bocon13/buck,vine/buck,raviagarwal7/buck,artiya4u/buck,SeleniumHQ/buck,brettwooldridge/buck,mread/buck,OkBuilds/buck,pwz3n0/buck,davido/buck,liuyang-li/buck,brettwooldridge/buck,grumpyjames/buck,dpursehouse/buck,Learn-Android-app/buck,pwz3n0/buck,rmaz/buck,stuhood/buck,janicduplessis/buck,neonichu/buck,romanoid/buck,tgummerer/buck,raviagarwal7/buck,mogers/buck,zhan-xiong/buck,rhencke/buck,dpursehouse/buck,mnuessler/buck,kageiit/buck,darkforestzero/buck,siddhartharay007/buck,bocon13/buck,lukw00/buck,shybovycha/buck,zhan-xiong/buck,rowillia/buck,davido/buck,SeleniumHQ/buck,1yvT0s/buck,Distrotech/buck,luiseduardohdbackup/buck,robbertvanginkel/buck,Dominator008/buck,justinmuller/buck,saleeh93/buck-cutom,siddhartharay007/buck,dushmis/buck,artiya4u/buck,zhuxiaohao/buck,facebook/buck,zpao/buck,robbertvanginkel/buck,dushmis/buck,mogers/buck,romanoid/buck,rhencke/buck,davido/buck,tgummerer/buck,dsyang/buck,sdwilsh/buck,nguyentruongtho/buck,bocon13/buck,sdwilsh/buck,Heart2009/buck,dsyang/buck,pwz3n0/buck,marcinkwiatkowski/buck,mogers/buck,mogers/buck,dsyang/buck,grumpyjames/buck,bocon13/buck,bocon13/buck,dsyang/buck,liuyang-li/buck,vschs007/buck,luiseduardohdbackup/buck,mread/buck,daedric/buck,marcinkwiatkowski/buck,vine/buck,marcinkwiatkowski/buck,stuhood/buck,illicitonion/buck,vschs007/buck,davido/buck,Heart2009/buck,artiya4u/buck,marcinkwiatkowski/buck,kageiit/buck,Addepar/buck,OkBuilds/buck,kageiit/buck,LegNeato/buck,shs96c/buck,luiseduardohdbackup/buck,k21/buck,justinmuller/buck,raviagarwal7/buck,grumpyjames/buck,mikekap/buck,shybovycha/buck,tgummerer/buck,mnuessler/buck,janicduplessis/buck,daedric/buck,ilya-klyuchnikov/buck,darkforestzero/buck,brettwooldridge/buck,artiya4u/buck,rhencke/buck,bocon13/buck,raviagarwal7/buck,darkforestzero/buck,dushmis/buck,shs96c/buck,janicduplessis/buck,rmaz/buck,OkBuilds/buck,illicitonion/buck,rmaz/buck,clonetwin26/buck,SeleniumHQ/buck,OkBuilds/buck,pwz3n0/buck,hgl888/buck,Learn-Android-app/buck,robbertvanginkel/buck,justinmuller/buck,rmaz/buck,zhuxiaohao/buck,Learn-Android-app/buck,saleeh93/buck-cutom,pwz3n0/buck,illicitonion/buck,justinmuller/buck,ilya-klyuchnikov/buck,mogers/buck,romanoid/buck,stuhood/buck,OkBuilds/buck,bocon13/buck,liuyang-li/buck,dpursehouse/buck,artiya4u/buck,Heart2009/buck,hgl888/buck,MarkRunWu/buck,sdwilsh/buck,SeleniumHQ/buck,zhan-xiong/buck,rmaz/buck,hgl888/buck,brettwooldridge/buck,darkforestzero/buck,romanoid/buck,zhuxiaohao/buck,Heart2009/buck,pwz3n0/buck,OkBuilds/buck,illicitonion/buck,zhuxiaohao/buck,LegNeato/buck,Dominator008/buck,hgl888/buck,Heart2009/buck,illicitonion/buck,MarkRunWu/buck,mogers/buck,stuhood/buck,dushmis/buck,marcinkwiatkowski/buck,liuyang-li/buck,vschs007/buck,zpao/buck,shybovycha/buck,shybovycha/buck,vschs007/buck,Learn-Android-app/buck,vine/buck,ilya-klyuchnikov/buck,MarkRunWu/buck,sdwilsh/buck,shybovycha/buck,illicitonion/buck,shybovycha/buck,Dominator008/buck,janicduplessis/buck,brettwooldridge/buck,liuyang-li/buck,MarkRunWu/buck,grumpyjames/buck,darkforestzero/buck,Dominator008/buck,grumpyjames/buck,vschs007/buck,darkforestzero/buck,janicduplessis/buck,tgummerer/buck,Distrotech/buck,OkBuilds/buck,facebook/buck,SeleniumHQ/buck,brettwooldridge/buck,davido/buck,mogers/buck,k21/buck,nguyentruongtho/buck,JoelMarcey/buck,neonichu/buck,Addepar/buck,dushmis/buck,zhan-xiong/buck,dushmis/buck,mikekap/buck,lukw00/buck,hgl888/buck,romanoid/buck,daedric/buck,clonetwin26/buck,davido/buck,Distrotech/buck,clonetwin26/buck,mikekap/buck,darkforestzero/buck,daedric/buck,raviagarwal7/buck,rhencke/buck,nguyentruongtho/buck,JoelMarcey/buck,davido/buck,justinmuller/buck,JoelMarcey/buck,Learn-Android-app/buck,brettwooldridge/buck,mnuessler/buck,illicitonion/buck,rowillia/buck,shs96c/buck,MarkRunWu/buck,romanoid/buck,zhuxiaohao/buck,LegNeato/buck,dsyang/buck,Addepar/buck,shs96c/buck,Distrotech/buck,justinmuller/buck,sdwilsh/buck,Distrotech/buck,JoelMarcey/buck,pwz3n0/buck,shs96c/buck,OkBuilds/buck,raviagarwal7/buck,neonichu/buck,bocon13/buck,mikekap/buck,zpao/buck,SeleniumHQ/buck,Distrotech/buck,lukw00/buck,bocon13/buck,1yvT0s/buck,vschs007/buck,siddhartharay007/buck,Learn-Android-app/buck,zhuxiaohao/buck,LegNeato/buck,siddhartharay007/buck,Learn-Android-app/buck,zhan-xiong/buck,rmaz/buck,vine/buck,lukw00/buck,JoelMarcey/buck,artiya4u/buck,lukw00/buck,grumpyjames/buck,mnuessler/buck,zhan-xiong/buck,sdwilsh/buck