Release 0.0.2

[vernou]

Finally, it's time to release the first version.
For this :

1. Modify the code to use system's objects
2. Create a tag 0.0.2
3. Create a Zip of program
4. Create a release on GitHub

[vernou]

Release is created :
https://github.com/Orwel/PathEditor/releases/tag/v0.0.2