First commit
Can make an entry done. Edit to undo.
Some comments & fixes
Press enter to add an entry
Name
Fix the add_entry button didn't working
Style and autosize inputs
Code refactoring
Create Entries and Entry objects
Add Entries.stringify() method
Fix add(), add entry.configure() and clean('all')
Fix content_edit autosize
Improve content edit autosize
Add undo/redo
Move comments