Homestead Property Tax Benefits for Long-term Owners and Permanent Residents; Requiring that certain property be assessed at less than just value when the person who owns the property has owned and used the property as his or her permanent residence for a specified timeframe; providing that the assessed value of such property shall be a certain amount and may not be increased under certain circumstances; specifying a homestead exemption for certain long-term owners and residents; authorizing periods of ownership and residency to be aggregated, etc.