Create storage where if will be easy to add and get new series of data
"pytable" have to be used
data example:
time,col1,col2,col3
123,0,0,0
124,0,0,0
125,0,0,0
126,0,0,0
127,0,0,0
128,0,0,0
129,0,0,0
requiremens:
- records in pytable should be accessed by names. for example: storage.get('name1'). have to return data frame
- have to be ability to add new records into storage. for example: storage.add('name2', new_df). have to add new record into storage
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