1. Clear / Categorize old unit tests
   1. Clear unused UT
   2. Re-organize UT structure
2. Make UT runnable
   1. Run in VS
   2. Run from command line
   3. Maggelan support
3. UI Unit Test
   1. Repository pattern guideline
   2. Pure UI Unit Test
   3. Mockup service guide line
   4. Fake service Unit Test
4. Backend Service UT