Version 0.9 (#71)

* rel : migrate to version 0.9

* rel : update CHANGELOG.md

Version 0.8 (#56)

* rel : migrate to version 0.8

* rel : update CHANGELOG.md

Version 0.7 (#48)

* rel : migrate to version 0.7

* rel : update CHANGELOG.md

Version 0.6 (#41)

* rel : migrate to version 0.6

* rel : update CHANGELOG.md

Version 0.5 (#37)

* rel : migrate to version 0.5

* rel : CHANGELOG.md updated

Version 0.4 (#26)

* rel : migrate to version 0.4

* rel : CHANGELOG.md updated

Version 0.3 (#21)

* rel : migrate to version 0.3

* rel : CHANGELOG.md updated

Version 0.2 (#14)

* rel : migrate to version 0.2

* rel : CHANGELOG.md updated

* rel : AUTHORS.md updated

Version 0.1 (#6)

* doc : CHANGELOG.md updated

* doc : minor edit in README.md