tp #1070 tp #1071, minor surveyView refactoring
increased browserNoActivityTimeout from 10s to 20s
Merge branch 'tp1071' of github.com:kobotoolbox/dkobo into tp1071-trav
added timing runs to get a baseline for performance of the web app
tp #1079 -- include true() as a truthy value
removing commented line
Merge pull request #356 from kobotoolbox/tp1071

tp #1070 tp #1071, minor surveyView refactoring