changed origin setting after homing is done to acomodate for the new prototype homing directions.

src/octoprint/templates/mrbeam_index.jinja2

@@ -15,7 +15,7 @@
 		<nav class="navbar navbar-default navbar-fixed-top" role="navigation" id="navbar">
 			<div class="container">
 				<div class="navbar-header brand" style="min-width: 272px;">
-					<a class="navbar-brand" href="#">
+					<a class="navbar-brand" href="#" >
 						<img alt="Mr Beam Logo" src="{{ url_for('static', filename='img/mr-typo-red_x120.png') }}">
 					</a>
 				</div>

src/octoprint/util/comm_acc2.py

@@ -358,6 +358,7 @@ class MachineCom(object):
 	def _handle_ok_message(self):
 		if self._state == self.STATE_HOMING:
 			self._changeState(self.STATE_OPERATIONAL)
+			self._onHomingDone()
 
 	def _handle_error_message(self, line):
 		self._errorValue = line
@@ -557,6 +558,11 @@ class MachineCom(object):
 		payload = dict(port=self._port, baudrate=self._baudrate)
 		eventManager().fire(Events.CONNECTED, payload)
 
+	def _onHomingDone(self):
+		self.sendCommand("G92X510Y400Z0")
+		self.sendCommand("G90")
+		self.sendCommand("G21")
+
 	def _detectPort(self, close):
 		self._log("Serial port list: %s" % (str(serialList())))
 		for p in serialList():