Library size reduced.

Merge pull request #143 from aerogear/Lavanyagaur22-patch-1

Update README.md

Offline Support and Conflict Resolution for nested schema. Library size reduced.

• Features are the same as v0.3.0.
• Size of the library is reduced.

Offline Support and Conflict Resolution for nested schema

Features

• Added Offline Support when the app is in the foreground for the nested schema.
• Conflicts can be resolved according to user's businner logic.

Added Offline Support and Conflict Resolution for flattened schema.

Features

1. Added offline support for both foreground and background.
2. Added support for conflict resolution.
3. Added server in the sample.