Beginning refactor: changing 'device' to 'peripheral', shortening some function names, etc.

src/containers/auto-scanning-step.jsx

@@ -58,7 +58,7 @@ class AutoScanningStep extends React.Component {
     }
     handleStartScan () {
         this.bindPeripheralUpdates();
-        this.props.vm.startDeviceScan(this.props.extensionId);
+        this.props.vm.scan(this.props.extensionId);
         this.setState({
             phase: PHASES.pressbutton
         });

src/containers/connection-modal.jsx

@@ -17,7 +17,7 @@ class ConnectionModal extends React.Component {
             'handleHelp'
         ]);
         this.state = {
-            phase: props.vm.getPeripheralIsConnected(props.extensionId) ?
+            phase: props.vm.isConnected(props.extensionId) ?
                 PHASES.connected : PHASES.scanning
         };
     }
@@ -52,7 +52,7 @@ class ConnectionModal extends React.Component {
     }
     handleCancel () {
         // If we're not connected to a device, close the websocket so we stop scanning.
-        if (!this.props.vm.getPeripheralIsConnected(this.props.extensionId)) {
+        if (!this.props.vm.isConnected(this.props.extensionId)) {
             this.props.vm.disconnectExtensionSession(this.props.extensionId);
         }
         this.props.onCancel();

src/containers/scanning-step.jsx

@@ -18,7 +18,7 @@ class ScanningStep extends React.Component {
         };
     }
     componentDidMount () {
-        this.props.vm.startDeviceScan(this.props.extensionId);
+        this.props.vm.scan(this.props.extensionId);
         this.props.vm.on(
             'PERIPHERAL_LIST_UPDATE', this.handlePeripheralListUpdate);
         this.props.vm.on(
@@ -45,7 +45,7 @@ class ScanningStep extends React.Component {
         this.setState({deviceList: peripheralArray});
     }
     handleRefresh () {
-        this.props.vm.startDeviceScan(this.props.extensionId);
+        this.props.vm.scan(this.props.extensionId);
         this.setState({
             scanning: true,
             deviceList: []

src/lib/blocks.js

@@ -209,7 +209,7 @@ export default function (vm) {
     };
 
     ScratchBlocks.FlyoutExtensionCategoryHeader.getExtensionState = function (extensionId) {
-        if (vm.getPeripheralIsConnected(extensionId)) {
+        if (vm.isConnected(extensionId)) {
             return ScratchBlocks.StatusButtonState.READY;
         }
         return ScratchBlocks.StatusButtonState.NOT_READY;