Moving back to pxtcore v0 (#10)

* migrating to v0

* moving external repos to targetconfig

* reenabling sharing

* updating target

* missing dependencies

* updated pxt version

* fixing missing file

* ignore docs errors

* udpated readme

* bumping pxt

* moving setting to correct location

* missing blockly less

libs/core/enums.d.ts

@@ -5,7 +5,7 @@ declare namespace basic {
 }
 
 
-    declare enum Button {
+    declare const enum Button {
     A = 1,  // MICROBIT_ID_BUTTON_A
     B = 2,  // MICROBIT_ID_BUTTON_B
     //% block="A+B"
@@ -13,7 +13,7 @@ declare namespace basic {
     }
 
 
-    declare enum Dimension {
+    declare const enum Dimension {
     //% block=x
     X = 0,
     //% block=y
@@ -25,7 +25,7 @@ declare namespace basic {
     }
 
 
-    declare enum Rotation {
+    declare const enum Rotation {
     //% block=pitch
     Pitch = 0,
     //% block=roll
@@ -33,7 +33,7 @@ declare namespace basic {
     }
 
 
-    declare enum TouchPin {
+    declare const enum TouchPin {
     P0 = 19,  // MICROBIT_ID_IO_P12
     P1 = 7,  // MICROBIT_ID_IO_P0
     P2 = 8,  // MICROBIT_ID_IO_P1
@@ -41,7 +41,7 @@ declare namespace basic {
     }
 
 
-    declare enum AcceleratorRange {
+    declare const enum AcceleratorRange {
     /**
      * The accelerator measures forces up to 1 gravity
      */
@@ -65,7 +65,7 @@ declare namespace basic {
     }
 
 
-    declare enum Gesture {
+    declare const enum Gesture {
     /**
      * Raised when shaken
      */
@@ -125,7 +125,7 @@ declare namespace input {
      * How to create the event.
      */
 
-    declare enum EventCreationMode {
+    declare const enum EventCreationMode {
     /**
      * MicroBitEvent is initialised, and no further processing takes place.
      */
@@ -137,7 +137,7 @@ declare namespace input {
     }
 
 
-    declare enum EventBusSource {
+    declare const enum EventBusSource {
     MICROBIT_ID_BUTTON_A = 1,  // MICROBIT_ID_BUTTON_A
     MICROBIT_ID_BUTTON_B = 2,  // MICROBIT_ID_BUTTON_B
     MICROBIT_ID_BUTTON_AB = 26,  // MICROBIT_ID_BUTTON_AB
@@ -171,7 +171,7 @@ declare namespace input {
     }
 
 
-    declare enum EventBusValue {
+    declare const enum EventBusValue {
     MICROBIT_EVT_ANY = 0,  // MICROBIT_EVT_ANY
     MICROBIT_BUTTON_EVT_CLICK = 3,  // MICROBIT_BUTTON_EVT_CLICK
     MICROBIT_RADIO_EVT_DATAGRAM = 1,  // MICROBIT_RADIO_EVT_DATAGRAM
@@ -236,7 +236,7 @@ declare namespace control {
 }
 
 
-    declare enum DisplayMode {
+    declare const enum DisplayMode {
     //% block="black and white"
     BackAndWhite = 0,  // DISPLAY_MODE_BLACK_AND_WHITE
     //% block="greyscale"
@@ -247,7 +247,7 @@ declare namespace led {
 }
 
 
-    declare enum MotorCommand {
+    declare const enum MotorCommand {
     //% block=coast
     Coast = 0,
     //% block=break
@@ -257,7 +257,7 @@ declare namespace led {
     }
 
 
-    declare enum Motor {
+    declare const enum Motor {
     A = 0,
     B = 1,
     //% block="A and B"
@@ -267,7 +267,7 @@ declare namespace motors {
 }
 
 
-    declare enum DigitalPin {
+    declare const enum DigitalPin {
     P0 = 19,  // MICROBIT_ID_IO_P12
     P1 = 7,  // MICROBIT_ID_IO_P0
     P2 = 8,  // MICROBIT_ID_IO_P1
@@ -288,7 +288,7 @@ declare namespace motors {
     }
 
 
-    declare enum AnalogPin {
+    declare const enum AnalogPin {
     P1 = 7,  // MICROBIT_ID_IO_P0
     P2 = 8,  // MICROBIT_ID_IO_P1
     C4 = 10,  // MICROBIT_ID_IO_P3
@@ -300,13 +300,13 @@ declare namespace motors {
     }
 
 
-    declare enum PulseValue {
+    declare const enum PulseValue {
     High = 4,  // MICROBIT_PIN_EVT_PULSE_HI
     Low = 5,  // MICROBIT_PIN_EVT_PULSE_LO
     }
 
 
-    declare enum PinPullMode {
+    declare const enum PinPullMode {
     //% block="down"
     PullDown = 0,
     //% block="up"
@@ -316,7 +316,7 @@ declare namespace motors {
     }
 
 
-    declare enum PinEventType {
+    declare const enum PinEventType {
     //% block="edge"
     Edge = 1,  // MICROBIT_PIN_EVENT_ON_EDGE
     //% block="pulse"
@@ -328,7 +328,7 @@ declare namespace motors {
     }
 
 
-    declare enum SerialPin {
+    declare const enum SerialPin {
     C16 = 9,  // MICROBIT_ID_IO_P2
     C17 = 15,  // MICROBIT_ID_IO_P8
     P0 = 19,  // MICROBIT_ID_IO_P12
@@ -338,7 +338,7 @@ declare namespace motors {
     }
 
 
-    declare enum BaudRate {
+    declare const enum BaudRate {
     //% block=115200
     BaudRate115200 = 115200,
     //% block=57600
@@ -348,7 +348,7 @@ declare namespace motors {
     }
 
 
-    declare enum Delimiters {
+    declare const enum Delimiters {
     //% block="new line"
     NewLine = 1,
     //% block=","
@@ -366,7 +366,7 @@ declare namespace serial {
 }
 
 
-    declare enum NumberFormat {
+    declare const enum NumberFormat {
     Int8LE = 1,
     UInt8LE = 2,
     Int16LE = 3,