Version 0.5 (#30)

* rel : migrate to version 0.5

* rel : CHANGELOG.md updated

Version 0.4 (#26)

* rel : migrate to version 0.4

* rel : CHANGELOG.md updated for version 0.4

* rel : tests updated for version 0.4

Version 0.3 (#22)

* rel : migrate to version 0.3

* rel : CHANGELOG.md updated for version 0.3

* rel : migrate to version 0.3

Version 0.2 (#19)

* rel : migrate to version 0.2

* rel : CHANGELOG.md updated for version 0.2

* doc : minor edit in issue templates

* rel : minor edit in functions_test.py

Minor edits (#7)

* doc : minor edit in README.md badges

* doc : release date updated

* doc : SECURITY.md titles updated