Document flash scope, file upload support, and Scalate integration.
Document flash scope, file upload support, and Scalate integration.

seratch/scalatra,0xfaded/scalatra,offner/scalatra,lloydmeta/scalatra,lzpfmh/scalatra,Alefas/Scalatra,lzpfmh/scalatra,dozed/scalatra,seratch/scalatra,Alefas/Scalatra,dozed/scalatra,lightvector/scalatra,dozed/scalatra,Alefas/Scalatra,seratch/scalatra,0xfaded/scalatra,lzpfmh/scalatra,lightvector/scalatra,offner/scalatra,lloydmeta/scalatra,offner/scalatra,lightvector/scalatra