adding a few more examples

docs/examples/blinky.md

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+# Blinky
+
+```blocks
+basic.forever(() => {
+    basic.showLeds(`
+        . # . # .
+        # # # # #
+        # # # # #
+        . # # # .
+        . . # . .`
+        );
+    basic.showLeds(`
+        . . . . .
+        . . . . .
+        . . . . .
+        . . . . .
+        . . . . .`
+        );
+})
+```

docs/examples/name-tag.md

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+# Name Tag
+
+```blocks
+basic.forever(() => {
+    basic.showString("JAMES")
+})
+```

docs/examples/plot-analog-pin.md

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+# Plot Analog Pin
+
+```blocks
+basic.forever(() => {
+    led.plotBarGraph(
+        pins.analogReadPin(AnalogPin.P0),
+        1023
+    )
+})
+```

docs/examples/rando.md

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+# Rando
+
+```blocks
+basic.forever(() => {
+    led.toggle(Math.random(5), Math.random(5))
+})
+```