LT-15897: Make Complex- and Variant Forms use Correct Abbr

- Make Complex Forms and Variants use Reverse Abbreviation
- Make Components and Variants Of use forward Abbreviation

Change-Id: I9162cdb51d59ef9ecb62b4c22ca6c0932ba53ba6
LT-15935: Prevent Crash when Options is null

- Set Options = new List in default ctor
- Remove unnecessary null checks

Change-Id: Ic0847e76257f91b718e214361a7178393753e3a9