appsdk-bump-app-catalog 262 bumping sdk to 1425-64c531b

sdk commit: RallySoftware/appsdk@ad08eb58e4d4748fc45f382d07de64263a93721c
author: Kyle Morse
message: Revert "Removing Rally.domain.WsapiModel save/destroy promises due to chrome test flakeage.  Kyle is sad."

sdk commit: RallySoftware/appsdk@9d5c024701b749d796d76652688c1bb03f9977ab
author: Erika Brice
message: DE19814: Textbox focus lost when mousing out of textbox

sdk commit: RallySoftware/appsdk@5d6c980f83c55ab6e64b0f18af3e0a5b72681519
author: Erika Brice
message: DE19809: Filtering out all results throws bad flare

sdk commit: RallySoftware/appsdk@d540db020b977a7c06f6bf9b5f03a6104d34799e
author: Erika Brice
message: Fixing flaky FiltersFeatureSpec test

sdk commit: RallySoftware/appsdk@d3e0816ee569e0f9e8ac39f231bb9b9c1a34d250
author: Brandon Fryslie and Alan Brockett
message: Revert "Reverting TreeGrid perf stuff until tests are unbroken"

sdk commit: RallySoftware/appsdk@64c531bed0c316deb00dfb0c0e54831f899fd8b9
author: Erika Brice
message: DE19811: Done button is activated, even when it's not usable