Use qFatal instead of some qWarning.
Change header file position.
Load image on label.

Diaplay image on label, and rm temp image file.
Scale image to fit the label size.
T: use funciton to display image.
Use QGraphicsView instead of QLabel to show image.
Add a list widget to select message no for the plot.
Clean code: delete unused header files.
Change color when it has a cached image.
IMPORT: Add ssh library from qt-creator 2.8.1 source code.
Add pro file to pass build.
IMPORT: copy ssh test from qt-creator 2.8.1 source code.
Add qtcreator.pri
Update ssh library to qt-creator v3.1.0.
Update test to qt-creator v3.1.0
Fix library settings in pro file.
Delete diagnose-playground.pri include from pro file.
Add singal for plot task.
Move param setting.
Change plot into multi functions.