How to use scattnlay

Compile Code:

Compilation options

make source - Create source package (python library)
make install - Install on local system (python library)
make buildrpm - Generate a rpm package (python library)
make builddeb - Generate a deb package (python library)
make standalone - Create a standalone program
make clean - Delete temporal files

Use:

Python library
- Use scattnlay directly
```
from scattnlay import scattnlay
...
x = ...
m = ...
terms, Qext, Qsca, Qabs, Qbk, Qpr, g, Albedo, S1, S2 = scattnlay(x, m)
...
```
  - Execute some of the test scripts (located in the folder 'tests/python') Example: bash ./test01.py
Standalone program
- Execute scattnlay directly Usage:
```
scattnlay -l Layers x1 m1.r m1.i [x2 m2.r m2.i ...] [-c comment]
```
  - Execute some of the test scripts (located in the folder 'tests/shell') Example: bash ./test01.sh > test01.csv