Update documentation for compressor-head

JBoss Community

Add instructions to the readme about setting up the project on local systems. Also add guidelines for making contribution to the project.

https://github.com/jboss-outreach/compressor-head

Students who completed this task

Zhao Wei Liew, Aniol Vicens Lloret, Sachin Rammoorthy, Yash Tyagi, Raghav Awasthi, Vishwas Adiga, Marvin Ruciński, Кирилл Кудрявцев, Sidhya Tikku, Anhai Wang

Task type

Documentation / Training
Outreach / Research