Bump version to 0.2.151. [ci skip]

Author: Travis CI

package.json

@@ -2,7 +2,7 @@
   "name": "upterm",
   "productName": "Upterm",
   "description": "A terminal emulator for the 21st century.",
-  "version": "0.2.150",
+  "version": "0.2.151",
   "main": "compiled/src/main/Main.js",
   "author": "Volodymyr Shatskyi <[email protected]>",
   "repository": {