a mini-console support with scroll up / down (#112)

* a mini-console support with scroll up / down

* fix compile error

libs/base/_locales/base-jsdoc-strings.json

@@ -123,11 +123,6 @@
   "String.substr": "Return a substring of the current string.",
   "String.substr|param|length": "number of characters to extract",
   "String.substr|param|start": "first character index; can be negative from counting from the end, eg:0",
-  "console": "Reading and writing data to the console output.",
-  "console.log": "Write a line of text to the console output.",
-  "console.logValue": "Write a name:value pair as a line of text to the console output.",
-  "console.logValue|param|name": "name of the value stream, eg: \"x\"",
-  "console.logValue|param|value": "to write",
   "control": "Program controls and events.",
   "control.AnimationQueue.cancel": "Cancels the current running animation and clears the queue",
   "control.AnimationQueue.runUntilDone": "Runs 'render' in a loop until it returns false or the 'stop' function is called",

libs/base/_locales/base-strings.json

@@ -19,9 +19,6 @@
   "String.length|block": "length of %VALUE",
   "String.substr|block": "substring of %this=text|from %start|of length %length",
   "String|block": "String",
-  "console.logValue|block": "console|log value %name|= %value",
-  "console.log|block": "console|log %text",
-  "console|block": "console",
   "control.assert|block": "assert %cond|with value %code",
   "control.deviceSerialNumber|block": "device serial number",
   "control.millis|block": "millis (ms)",
@@ -46,7 +43,6 @@
   "{id:category}Arrays": "Arrays",
   "{id:category}Boolean": "Boolean",
   "{id:category}Buffer": "Buffer",
-  "{id:category}Console": "Console",
   "{id:category}Control": "Control",
   "{id:category}Helpers": "Helpers",
   "{id:category}Loops": "Loops",

libs/base/pxt.json

@@ -17,8 +17,7 @@
         "control.cpp",
         "control.ts",
         "serial.cpp",
-        "serial.ts",
-        "console.ts"
+        "serial.ts"
     ],
     "testFiles": [
         "test.ts"