Release/0.3.0

[antonioconselheiro]

Include sound notification when new stranger is found to talk

• https://github.com/antonioconselheiro/omeglestr/issues/9
• https://github.com/antonioconselheiro/omeglestr/issues/12
• https://github.com/antonioconselheiro/omeglestr/issues/13
• https://github.com/antonioconselheiro/omeglestr/issues/14