update README help with new option

Author: CodePurble

README.md

@@ -11,7 +11,7 @@ It will also add example code for any features and optionally for some standard
 Running `./pico_project --help` will give a list of the available command line parameters
 
 ```
-usage: pico_project.py [-h] [-o OUTPUT] [-x] [-l] [-c] [-f FEATURE] [-over] [-b] [-g] [-p PROJECT] [-r] [-uart] [-usb] [name]
+usage: pico_project.py [-h] [-t TSV] [-o OUTPUT] [-x] [-l] [-c] [-f FEATURE] [-over] [-b] [-g] [-p PROJECT] [-r] [-uart] [-usb] [name]
 
 Pico Project generator
 
@@ -20,6 +20,7 @@ positional arguments:
 
 optional arguments:
   -h, --help            show this help message and exit
+  -t TSV, --tsv TSV     Set an alternative pico_configs.tsv file
   -o OUTPUT, --output OUTPUT
                         Set an alternative CMakeList.txt filename
   -x, --examples        Add example code for the Pico standard library
@@ -34,7 +35,7 @@ optional arguments:
                         Generate projects files for IDE. Options are: vscode
   -r, --runFromRAM      Run the program from RAM rather than flash
   -uart, --uart         Console output to UART (default)
-  -usb, --usb           Console output to USB (disables other USB functionality)
+  -usb, --usb           Console output to USB (disables other USB functionality
 ```
 You can list the features supported by the tools by using `./pico_project --list`. These features can
 be added to the project using the `--feature` options, this can be used multiple times.
@@ -47,7 +48,7 @@ The GUI version of the tool, run by adding `--gui` to the command line, uses `tk
 
 You can add specific features to your project by selecting them from the check boxes on the GUI. This will ensure the build system adds the appropriate code to the build, and also adds simple example code to the project showing how to use the feature. There are a number of options available, which provide the following functionality.
 
-Console Options | Description 
+Console Options | Description
 ----------------|-----------
 Console over UART | Enable a serial console over the UART. This is the default.
 Console over USB | Enable a console over the USB. The device will act as a USB serial port. This can be used in addition to or instead of the UART option, but note that when enabled other USB functionality is not possible.
@@ -62,7 +63,7 @@ Advanced  | Brings up a table allowing selection of specific board build options
 
 Build Options | Description
 --------------| -----------
-Run Build | Once the project has been created, build it. This will produce files ready for download to the Raspberry Pi Pico. 
+Run Build | Once the project has been created, build it. This will produce files ready for download to the Raspberry Pi Pico.
 Overwrite Project | If a project already exists in the specified folder, overwrite it with the new project. This will overwrite any changes you may have made.
 Create VSCode Project | As well as the CMake files, also create the appropriate Visual Studio Code project files.