chore(github): add issue and pr templates

[Xenira]

Refs: #455

[coveralls]

Pull Request Test Coverage Report for Build 16059188919

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 21.654%

---

Totals
Change from base Build 16035783050:	0.0%
Covered Lines:	830
Relevant Lines:	3833

---

💛 - Coveralls

[Xenira]

@ptondereau not sure if they are to involved. Want to have some structure and collect the required information while not overwhelming ppl.

That is one reason why i'd still allow plain issue creation.

What do you think?

[ptondereau]

@ptondereau not sure if they are to involved. Want to have some structure and collect the required information while not overwhelming ppl.

That is one reason why i'd still allow plain issue creation.

What do you think?

It's ok to me.
For bug report the main concern I faced is always asking the PHP version and the lib version 😄