Eenable StrictMode
enable StrictMode
fix StrictMode to penaltyDeath
fix range of StrictMode ThreadPolicy

 - Range is before the HONEYCOMB.
Add fundamentals 10th sample projects for ContentProvider
Fix book title column name
Add fundamentals 10th practice projects for SQLite
Add fundamentals 10th assignment projects for SQLite
Add fundamentals 10th assignment projects for ContentProvider
Implement test practice and assignment
Add proguard sample
Add image for dumping heap and inspect leaks
Add image for preference sample
Add image for preference category
Add image for preference subscreen
Add DI Sample
Fix jar reference
Add image for preference intent
Add report file for 3.1
Add debug practice