- add getcurrentFragment to basic activity.

• add getcurrentFragment to basic activity.

- add dpToPx to utils class

• add dpToPx to utils class

- add GridSpacingItemDecoration

• add GridSpacingItemDecoration

- retrieve basemodel

• retrieve basemodel

- add baseurl param

• add baseurl param

-remove baseurl from app.

-remove baseurl from app.

- add no internet connection msg - add annotation to base model.

• add no internet connection msg
• add annotation to base model.

- add api callbacks and mainmanager.

• add api callbacks and mainmanager.

- set tagsName as public with static data.

• set tagsName as public with static data.

- add date to tagsname.

• add date to tagsname.