fix typos

docs/relnotes/rn_v010200.md

@@ -1,5 +1,5 @@
 
-## SparkFun DataLogger Iot Firmware - Version 1.2
+## SparkFun DataLogger IoT Firmware - Version 1.2
 
 > NOTE
 > The current release, Version 1.1.99, is a preview release of version 1.2 and is only available to install via an SD Card (no OTA update is available)
@@ -22,7 +22,7 @@ Currently file browse and download options are available, but we plan on expandi
 
 Additionally, this feature has the following options:
 
-* mDNS functionality allowing you to set a network name for a device if nDNS is supported on your network
+* mDNS functionality allowing you to set a network name for a device if mDNS is supported on your network
 * Username/Password authentication for the web interface
 
 This feature is enabled in settings under the **Preview** heading.
@@ -47,13 +47,13 @@ The options include:
 * 'w' - Disable WiFi
 * 's' - Disable preference restore during startup
 
-In addition, the about of time the menu is displayed is adjustable.  This settings on the _Settings/Application Settings_ page, under the _Advanced_ section.
+In addition, the amount of time the menu is displayed is adjustable.  This settings is on the _Settings/Application Settings_ page, under the _Advanced_ section.
 
 ### Quick (!) Commands
 
 The addition of a quick (_!_) command system that allows for the direct execution of commands directly from the serial console, bypassing the serial menu system.
 
-An example of this is the display of the "about" page for the system. Normally this would required navigating the serial menu system. With the _quick_ command system, entering the value of "!about" at the serial console will display the about page.
+An example of this is the display of the "about" page for the system. Normally this would require navigating the serial menu system. With the _quick_ command system, entering the value of "!about" at the serial console will display the about page.
 
 The following commands are supported: