some notes on how to print

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+To print:
+
+ * Turn on printer and connect computer.
+ * Start pronterface
+     cd ~/things/Reprap/reprappro-software.git/
+     ./pronterface.py 
+ * Select "connect", wait for printer to connect
+ * Turn on the hotend and bed heaters
+ * "Load file", select the .stl file.  It will be sliced.
+ * "Load file", select the _export.gcode file.  It will show up on the RHS.
+ * "SD" / "Upload", accept the suggested filename (but remember it)
+   and when it is done, turn on the hotend and bed heaters again
+ * Home all
+ * Pick ooze off nozzle with fine-nosed pliers
+ * Wait for bed (and hotend) to get up to temperature
+ * Pick ooze off nozzle with fine-nosed pliers
+ * "SD" / "Print", select the file you uploaded earlier
+ * While waiting for it to start (~1min?)
+   pick ooze off nozzle with fine-nosed pliers
+ * Watch while it starts and make sure that the skirt sticks to
+   printbed and nothing gets tangled
+ * Check that filament feed path from feedstock coil looks good.