Change log

• Updated to lzma 23.1.
• Included clab.close().
• Included clab.histdata().
• Included plugin optional argument in clab.Container constructor.
• Improved histogram plot.
• Fixed issue with script generation using backup option.
• Fixed issue with panning zoom with mouse middle button.
• Fixed issue caused by loading cpuinfo module from within the user interface.
• Other minor bug-fixes and improvements.