Refactoring with better class name
Headers for annotations

This seemed like a helpful idea for annotating texts.
Improvement to Lexicon Edit

The combo boxes now only display writing systems for which there are
analyses and glosses, respectively.
LingEdit fix

Set the writing system when the text bit is set. (And an efficiency help
for setWritingSystem.)
Fixed the efficiency fix

Dependencies, dependencies...
Better text editor for annotations
Non-recursive property & method names
Delete rows from index

Dropping tables was not working because of some locking error, and this
is more direct anyway.
Ability to break a line into two
Punctuation widget with better capabilities

Edit and begin a new line for punctuation