create folder if it does not exist
renamed files from 'daily' to 'intraday'
when saving data, add ability to specify multiple tickers, including with a file, and added a silent mode
add function to load intraday data to resolve issue #8
extract date format
add indication that some data was not loaded
require date format on start and end date parameters
fix error in date param validation
Merge pull request #7 from veswill3/ticker_loop

Enhance functionality for saving intraday data
Added the two files needed to run the cron job
Merge pull request #12 from veswill3/cron_job

Added the two files needed to run the cron job
Merge branch 'master' into plot_daily_data