updated README

 GNU General Public License for more details.

 GNU General Public License for more details.

 https://www.gnu.org/licenses/

 https://www.gnu.org/licenses/

## Quickstart

__Prerequisites:__

To use LBMAT, you need to install

[GNU make](https://www.gnu.org/software/make/),

[GNU GCC](https://gcc.gnu.org/),

[Git](https://git-scm.com/),

[Python 3](https://www.python.org/),

[GiNaC](https://ginac.de/),

and [TeX Live](https://tug.org/texlive/).

LBMAT was tested on Linux systems, but you may have luck using it on other operating systems too.

1. Clone the repository: `git clone https://mmg-gitlab.fjfi.cvut.cz/gitlab/lbm/lbmat.git`

2. Select the model and go to its directory, e.g. `cd lbmat/d1q3_ade`

3. Run LBMAT for the model: `make`

4. Open the generated PDF file, e.g. `supp_d1q3_ade.pdf`