Cleaned up mule from sio common now that there are fixed files, tested with adcps
Renamed adcps_jln_sio, fixed typo, added defensive check, and renamed parser, particle class to include JlnSio.
Code review updates for pco2a_a parser.

Change-Id: I5e56ac63b9bcc565169a113ae715198b235bb45c
Updated the code to use the correct method of converting a time string to unix and ntp time.

Change-Id: I2586eab4efe24534345cdfe000dc02bc00a05c00