Added functions parse_csv_line and read_pandas_df to create list-of-lists data table from a pandas data frame
Removed parse_csv_line and reworked read_pandas_pdf to produce a header and rows from either a .pkl file or a pandas DataFrame
Merge pull request #18 from mdec/read-pandas-df

Added functions parse_csv_line and read_pandas_df to data_utils.py to create list-of-list...