v2.18-mopo2

• Don't display an Ah reading for the wait step
• Change log file name to include cycle num and step num
• Start a new log file on each step
• Fix step num being off-by-one in mem log
• Retry a CHG/DSG cycle if the EBC didn't do it

2.18-mopo1

• Allow configuring the cycle number to begin at
• Clear data periodically to keep memory usage under control
• Rotate the log file after each charge cycle
• Pull in Armin's fix for AH decoding