Added mr-redis to frameworks.md.
Added mr-redis to frameworks.md.

Adding Redis Framework for Apache Mesos to the list of frameworks.

This closes #128

Aman-Jain-14/customizedMesos,craimbert/mesos,chhsia0/mesos,zmalik/mesos,neilconway/mesos,verizonlabs/mesos,zmalik/mesos,dforsyth/mesos,verizonlabs/mesos,yuquanshan/customizedMesos,dforsyth/mesos,abudnik/mesos,gsantovena/mesos,andschwa/mesos,gsantovena/mesos,Gilbert88/mesos,abudnik/mesos,asamerh4/mesos,asamerh4/mesos,jpeach/mesos,Gilbert88/mesos,verizonlabs/mesos,asamerh4/mesos,chhsia0/mesos,neilconway/mesos,zmalik/mesos,kaysoky/mesos,zmalik/mesos,dforsyth/mesos,kaysoky/mesos,verizonlabs/mesos,craimbert/mesos,chhsia0/mesos,zmalik/mesos,yuquanshan/customizedMesos,neilconway/mesos,reneploetz/mesos,verizonlabs/mesos,dforsyth/mesos,asamerh4/mesos,craimbert/mesos,reneploetz/mesos,yuquanshan/customizedMesos,andschwa/mesos,jpeach/mesos,Aman-Jain-14/customizedMesos,yuquanshan/customizedMesos,yuquanshan/customizedMesos,gsantovena/mesos,chhsia0/mesos,Gilbert88/mesos,gsantovena/mesos,gsantovena/mesos,reneploetz/mesos,dforsyth/mesos,kaysoky/mesos,reneploetz/mesos,chhsia0/mesos,jpeach/mesos,andschwa/mesos,jpeach/mesos,jpeach/mesos,Gilbert88/mesos,kaysoky/mesos,abudnik/mesos,Gilbert88/mesos,asamerh4/mesos,andschwa/mesos,reneploetz/mesos,craimbert/mesos,chhsia0/mesos,abudnik/mesos,andschwa/mesos,Aman-Jain-14/customizedMesos,asamerh4/mesos,craimbert/mesos,neilconway/mesos,dforsyth/mesos,zmalik/mesos,kaysoky/mesos,yuquanshan/customizedMesos,craimbert/mesos,jpeach/mesos,kaysoky/mesos,abudnik/mesos,kaysoky/mesos,neilconway/mesos,andschwa/mesos,andschwa/mesos,zmalik/mesos,yuquanshan/customizedMesos,craimbert/mesos,reneploetz/mesos,Aman-Jain-14/customizedMesos,Gilbert88/mesos,gsantovena/mesos,Gilbert88/mesos,verizonlabs/mesos,jpeach/mesos,gsantovena/mesos,asamerh4/mesos,dforsyth/mesos,chhsia0/mesos,verizonlabs/mesos,abudnik/mesos,reneploetz/mesos,neilconway/mesos,Aman-Jain-14/customizedMesos,abudnik/mesos,Aman-Jain-14/customizedMesos,Aman-Jain-14/customizedMesos,neilconway/mesos