feat: #679 Added share functionality to receipt

[divyank00]

Issue Fix

Fixes #679

Screenshots

https://user-images.githubusercontent.com/50913976/103980521-0aa5ef80-51a6-11eb-930e-8767cf2724de.mp4

• [x] Apply the AndroidStyle.xml style template to your code in Android Studio.

• [x] Run the unit tests with ./gradlew check to make sure you didn't break anything

• [x] If you have multiple commits please combine them into one commit by squashing them.

[haran2248]

Download and share have been made using the same function,if you download,it will try to share as well

[divyank00]

Download and share have been made using the same function,if you download,it will try to share as well

Proof:

https://user-images.githubusercontent.com/50913976/103997171-c2e09180-51c0-11eb-9b8f-9ff19219ce71.mp4

[divyank00]

@devansh-299 Can you please review it. Thank you

[alphaNewrex]

@devansh-299 Do we need to update this PR, If Yes, I can work on it.

[devansh-299]

@devansh-299 Do we need to update this PR, If Yes, I can work on it.

Yes, I think we can merge this after resolving the merge conflicts. Also you can work on this