Usage instructions indicate -f option to specify format, but using that option results in an error

[jakkarth]

Expected Behavior

Adding "-f json" to execution should specify that the output format of the file should be json.

Actual Behavior

Specifying "-f json" results in an error:

unrecognized arguments: -f json

Steps to Reproduce the Problem

1. Run pygce -h
2. Read the usage summary: "-f <format of output file [json, csv]>"
3. Attempt to use the flag mentioned

Specifications

• pygce version (check pip3 show pygce):2.1.2
• Platform (e.g Windows 8, Mac OSX Sierra, Ubuntu 18.04 ...):ubuntu 16.04
• Url of connection (e.g https://connect.garmin.com, if you don't know it,
  then it's the stock one: https://connect.garmin.com): default
• Python version (check python --version): 2.7.12/3.5.2

[sirfoga]

Fixed in f2c17e0