Per 01/31 tiger team meeting, remove reference of support in quickstart and admin guides.
References to linux-aio have been removed from the Quick Start Guide. The updated guide is in the following location: http://documentation-devel.engineering.redhat.com/docs/en-US/Red_Hat_Storage/2.0/html/Quick_Start_Guide/chap-Quick_Start_Guide-Virtual_Preparation.html#tune_vols_cli
References to linux-aio have been removed from the Administration Guide. The updated guide is in the following location: http://documentation-devel.engineering.redhat.com/docs/en-US/Red_Hat_Storage/2.0/html/Administration_Guide/chap-User_Guide-Managing_Volumes.html#sect-User_Guide-Managing_Volumes-Tuning
References of linux-aio have been removed from the links provided at comment #3 and comment #4. QE verified.