disable pypy3 transaction issue

Version update

Fixed issue in code

Optional flask (sonus21#13)

* Optional dependencies.

* Optional dependencies.

* new release version

* optional flask issue

Optional dependencies.

1. Protect Django and Flask views 2. Django REST Framework request bo…

…dy support. 3. Simplify error reporting using

sonus21#1 Protect Django and Flask views
sonus21#2 Django REST Framework request body support.
sonus21#3 Simplify error reporting using

context manager
capture_message
capture_exception methods

Updated readme file

Updated version