readme: Added echo command
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@ -29,6 +29,7 @@ Or you can just tell me in person on Friday.
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- `cd <directory>` - Change directory (disabled for you atm)
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- `cd <directory>` - Change directory (disabled for you atm)
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- `help` or `man` - Get help about a command (some commands need one or the other)
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- `help` or `man` - Get help about a command (some commands need one or the other)
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- `su` - Switch user Eg. `su gituser` (you will be prompted for the password)
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- `su` - Switch user Eg. `su gituser` (you will be prompted for the password)
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- `echo \<variable\>` - Print the value of a variable (eg. `echo $flag`)
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- `logout` - Log out of the server (also `Ctrl+D`)
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- `logout` - Log out of the server (also `Ctrl+D`)
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### Without SSH
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### Without SSH
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