Adding in a filter to append structured grids together.

Change-Id: Id576f343948695def3f469902d1ffda8ec7ac1c9
dashboard fixes and debug leak

Change-Id: I126d707d56ed06a34110efef3c535b15098b8d75
web: support Image from PIL in testing

Change-Id: I8e7a70c30fe1859e7dd2fa32ddd1740bc17ebfd7
web: print the traceback from errors as well

Change-Id: I645343f65241d1ba8b0075be479432387977afb9
Merge topic 'vtkStructuredGridAppend_filter' into master

b3399fd9 Adding in a filter to append structured grids together.
Merge topic 'web-testing-fixes' into master

2f81a646 web: print the traceback from errors as well
7cce0e53 web: support Image from PIL in testing
Merge topic 'dashboard_fixes' into master

0713f8b7 dashboard fixes and debug leak