Make docs links relative

Author: PaulZC

docs/configure_data_logging.md

@@ -4,7 +4,7 @@ Surveyor: ![Feature Supported](img/GreenDot.png) / Express: ![Feature Supported]
 
 ## WiFi Interface
 
-Please see the System Menu [WiFi Interface](https://docs.sparkfun.com/SparkFun_RTK_Firmware/menu_system/#wifi-interface).
+Please see the System Menu [WiFi Interface](menu_system.md/#wifi-interface).
 
 ## Serial Interface
 

docs/configure_gnss.md

@@ -52,7 +52,7 @@ The ZED-F9P is capable of tracking 184 channels across four constellations and t
 
 *NTRIP Client enabled showing settings*
 
-The SparkFun RTK devices can obtain their correction data over a few different methods. For detailed information see [Correction Sources](https://docs.sparkfun.com/SparkFun_RTK_Firmware/correction_sources/).
+The SparkFun RTK devices can obtain their correction data over a few different methods. For detailed information see [Correction Sources](correction_sources.md).
 
 * Bluetooth - This is the most common. An app running on a tablet or phone has an NTRIP client built into it. Once the phone is connected over Bluetooth SPP, the RTCM is sent from the phone to the RTK device.
 * Radio - A base RTK unit and a rover have serial radios plugged into the **RADIO** port. RTCM data generated by the base station is set over the radio to the rover.

docs/configure_ports.md

@@ -65,7 +65,7 @@ For PPS, only the Black and Green wires are needed. If you need to provide 3.3V
 * **Orange** - RX (input into the RTK device)
 * **Black** - GND
 
-Similarly, the RX pin of the DATA port can be used for event logging. See [External Event Logging](https://docs.sparkfun.com/SparkFun_RTK_Firmware/configure_ports/#external-event-logging) for more information.
+Similarly, the RX pin of the DATA port can be used for event logging. See [External Event Logging](configure_ports.md/#external-event-logging) for more information.
 
 ### External Event Logging
 

docs/configure_sensor.md

@@ -14,6 +14,6 @@ Enable 'Sensor Fusion' to begin using the onboard IMU when GNSS is avaialble. Se
 
 'Automatic IMU-Mount Alignment' will allow the device to automatically determine how the product is mounted within the vehicle's frame of reference.
 
-Additionally, wheel ticks should be provided to the unit to enhance the positional fixes. Please see [Mux Channel](https://docs.sparkfun.com/SparkFun_RTK_Firmware/configure_ports/#mux-channel) of the Ports Menu for more information.
+Additionally, wheel ticks should be provided to the unit to enhance the positional fixes. Please see [Mux Channel](configure_ports.md/#mux-channel) of the Ports Menu for more information.