create_df_lines: Create single line data.frame from time series
In mbannert/pgsqltsmap: Map S4 class based time series to a PostgreSQL database

This function creates single line data.frames from time series that can be bound together and processed by dbWriteTable. This function is a helper function for create_db_table and is not meant to be used as a standalone function.

1 2	create_df_lines(Obj, type = "main", meta_env_name = "meta", vintage_key = NA_character_)

`Obj`	time series object or name of time series object
`type`	character based flag, either main or meta. Should localized meta information or main data be generated.
`meta_env_name`	character name of the environment that stores the metainformation