Version 0.14.1 - Regression fixes

• Compatibility: Compatible with Thunderbird 115.* - almost (see this version).
• Compatibility: Not compatible with anything else :-(

Bug fixes:

• #99 Stop messing up the message subject label by corrective recoding
• #112 Avoid throwing an exception when the 3-pane window has no message displayed
• #113 Skipping useless corrective recoding of the weird header-in-body tables (don't worry, you don't see them as a user anyway)
• #114 No longer trashing the console with debug messages about chrome injection/overlaying