Correct clicking data point for info

Closes #134 and #86

See merge request !159

Fix channel preferences can't be deleted

Closes #136

See merge request !160

If dataset have more than one keys, allow user to select another key to plot

Closes #93

See merge request !123

Clean up no-need files/ folders and refactoring directory structure

See merge request !158

Fix bug not plotting mass position on main window when preference list is selected

Closes #129

See merge request !153

Fix bug in reftek not plot channel with question mark '?' if use preference list

Closes #128

See merge request !154

Fix bug that acquires attribute chan on ax on the non plotting area

Closes #119

See merge request !156

reset zoom_marker1_shown when replotting

Closes #130

See merge request !157

Convert pyside6

See merge request !155

allow to select multi folder to load

Closes #74

See merge request !122

fix zooming, order, y for the combination of 2 channels GPS_lk_Unlk and GPS_clock_power

Closes #131 and #127

See merge request !148

Channel Preferences Dialog: scan data source give info according to key, add data time

Closes #98

See merge request !124

intergrate rt130

See merge request !152

fix bug on ctrl/cmd click on waveform

Closes #122

See merge request !146

Fix bug happen when zooming in overlap section

See merge request !149

when zooming, set_axes_ylim only perform when total_points > 1 to prevent the...

Closes #125

See merge request !150

handle plot line when there is only one point

Closes #126

See merge request !151

Change the way RT130 data is read for better performance

See merge request !139

Remove noneed plotting code

See merge request !147

Change to use matplotlib's lim for zooming

See merge request !145