[Improvement & New Features]

• MPR test is divided into multiple test items, test names are prefixed with the PMR index.
• PMR, Logic/physical/channel names can be displayed in the statistic table for MPR tests.
• Description of RTN_STAT in the MPR test is available as the floating tips in the raw data table and dut data table.
• Pattern name is also shown in the statistic table for FTR tests.
• Floating tips are available for bin summary plots.

[Bug Fix]

• Fix the black icons/background in the matplotlib toolbar.
• Fix some bins in the histogram that are not responding "enter" key.
• Fix a crash that might happen when opening a new file that contains the same test# but a different dut#.
• Fix a crash that might occur when clicking on "check all" in the report generator.