Map Layer Sympbolization

• Default symbology - Steps for changing the default symbology.
• Adding a label theme - Steps for adding a label theme, Loading/saving.
• Adding a value theme - Steps for adding a value theme, Remove unused entries, Loading/saving.
• Adding an interval theme - Steps for adding an interval theme, Loading/saving.
• Adding a shield theme - About Shield Themes, Valid attribute data, Steps for adding a shield theme.
• Making a layer scale dependent - Steps for making a layer scale dependent.