Add TTY and VGA interface (#20)

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Removed redundant files


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test/kernel/arch_mock.zig

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+// Zig version: 0.4.0
+
+///
+/// Initialise the architecture
+///
+pub fn init() void {}
+
+///
+/// Inline assembly to write to a given port with a byte of data.
+///
+/// Arguments:
+///     IN port: u16 - The port to write to.
+///     IN data: u8  - The byte of data that will be sent.
+///
+pub fn outb(port: u16, data: u8) void {}
+
+///
+/// Inline assembly that reads data from a given port and returns its value.
+///
+/// Arguments:
+///     IN port: u16 - The port to read data from.
+///
+/// Return:
+///     The data that the port returns.
+///
+pub fn inb(port: u16) u8 {return 0;}
+
+///
+/// A simple way of waiting for I/O event to happen by doing an I/O event to flush the I/O
+/// event being waited.
+///
+pub fn ioWait() void {}