Added cordova

- Moved the web app folder to “src”.
- Changed the build task in the gruntfile to build it into the cordova
“www” folder
- added new grunt task “buildCordova” which calls “build android” and
“build ios”. Needs OSX to build this. Maybe I should split it into
different tasks.
hmm
Revert "hmm"

This reverts commit 45ef00be7739460f900a2041ef4c563f0e2aa393.
Merge branch 'cordova-integration'