Add version to library manifest #34

PlatformIO may need "version" element to pull latest version, as shown in https://docs.platformio.org/en/latest/librarymanager/creating.html.

Author: jasonacox

library.json

@@ -1,5 +1,6 @@
 {
   "name": "TM1637TinyDisplay",
+  "version": "1.10.0",
   "keywords": "TM1637, tiny, LED, display",
   "description": "A simple library to display numbers, text and animation on a 4 and 6 digit 7-segment TM1637 based display modules. Offers non-blocking animations and scrolling!",
   "repository": {
@@ -12,4 +13,4 @@
   },
   "frameworks": "arduino",
   "platforms": "*"
-}
+}