Fixed warnings.

Change-Id: Idc3282ed0332171d5a5c5ecb82f4f6b5800f9607
Fixed warnings

Change-Id: I2f695fbe7e1c7191998f87718d2e8b14bd13244d
Added test for pqTimeInspectorWidget (TimeInspector).

Change-Id: Ic1652fd66f9fd44857dcdc874e7c1ba42c835a79
Merge topic 'time_inspector' into next

7c8dac68 Added test for pqTimeInspectorWidget (TimeInspector).
56db427b Fixed warnings
e351cde7 Fixed warnings.