gemspec.yml in ffi-wiring_pi-0.1.6 vs gemspec.yml in ffi-wiring_pi-0.2.0

- old
+ new

@@ -1,7 +1,7 @@
 name: ffi-wiring_pi
-version: 0.1.6
+version: 0.2.0
 summary: FFI bindings for wiringPi
 description: Ruby FFI bindings for the wiringPi library.
 license: MIT
 authors: Mark Huk
 email: mark.guk.e@gmail.com
@@ -14,5 +14,6 @@
   ffi: ~> 1.0
 
 development_dependencies:
   rspec: ~> 3.8
   yard: ~> 0.9.1
+  bundler: ~> 2.0