Fix Minor Issues

-Fix output for windspeedmph related to this issue that was not updated in this version of code [ [https://github.com/sparkfun/Weather_Shield/commit/cb2b3dee3dc1f11ecff50dbc76434f29dbfc3372](https://github.com/sparkfun/Weather_Shield/commit/cb2b3dee3dc1f11ecff50dbc76434f29dbfc3372) ]

- Fixing output to serial monitor for longitude that was not updated in this version of code [ [https://github.com/sparkfun/Weather_Shield/commit/d09a0d830e3668e70adf77a1f900ca0f23c9663b](https://github.com/sparkfun/Weather_Shield/commit/d09a0d830e3668e70adf77a1f900ca0f23c9663b) ]