Installation-guide.md

+Initial step
+============
+
+1. Install docker-compose  
+2. Get the Yafits archive (https://zenodo.org/record/3696974#.Ya-L633ftdB)  
+3. Untar the archive in a directory
+4. Go in the newly created directory 
+5. Fill .yafits.bashrc configuration file according to your needs
+
+Installation without spectroscopic data
+========================================
+
+1. Start from 1.5
+2. Check that ./yafits scripts is executable
+3. Execute ./yafits buildrun command
+
+Installation with spectroscopic data
+====================================
+
+1. Starts from 1.5
+2. Download spectroscopic data zip files
+3. Moves them in YAFITS_HOME/spectro/mongo-seed/data
+4. Go back to YAFITS_HOME
+5. Executes ./yafits updatespectro
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