appsdk-bump-app-catalog 82 bumping sdk to 2616-a750712

sdk commit: RallySoftware/appsdk@274b237e6cfd19235ff48263442b5d8d8bd61102
author: Ashly Simmons and Robert Everett
message: DE21835 New Filter Popover drop down lists with many values won't always re-load the data

sdk commit: RallySoftware/appsdk@3a45cdf2ab409e7010d877ec98d109486f6fa214
author: Alan Brockett and Erika Brice
message: DE21887: Settings seems ot be forgotten when browsing away or logging out when prefetch app preferences toggle on

sdk commit: RallySoftware/appsdk@a750712938be6300c6b6e5a2f90c3c33a1c53406
author: Ashly Simmons and Robert Everett
message: Revert "DE21835 New Filter Popover drop down lists with many values won't always re-load the data"