Read and display fits files
- main panel
- interactive cube image display
- focus zoom and pan
- rebin the image to screen resolution
- information of the cursor position
- adjust color scale
- change image channels
- histogram panel
- interactive image histogram display
- focus zoom and pan
- cube histogram calculation
- color scale settings
- profile panels
- interactive x,y,z profile of the cursor position
- focus zoom and pan
- channel panel
- switch channels
- x axis coordinate is not shown when negative dx is used
- zooming is blocked when showing new profile data
- animation
- backend scheduling
- rebin x,y,z profile
- compress response message