.gitignore in pigpio-0.1.1 vs .gitignore in pigpio-0.1.2

@@ -3,8 +3,12 @@
 /_yardoc/
 /coverage/
 /pkg/
 /spec/reports/
 /tmp/
-
+Makefile
+*.o
+*.so
+Gemfile.lock
 # rspec failure tracking
 .rspec_status
+rr.rb
\ No newline at end of file