SICE: Sentinel-3 Snow and Ice Properties Retrieval

This toolchain does the following:

• Fetch S3 OLCI & SLSTR products
• Process OLCI & SLSTR using SNAP GPT
• Process using pySICE
• Build daily mosaic

Specificities of this release:

• Designed for SNAP8 and tie-point geocoding
• Using pySICEv1.4
• Cloudy pixels are not removed from reflectance maps
• Using DEM provided in OLCI files
• Fixed BBA_empirical coefficients