.gitignore in knapsack_pro-3.0.0 vs .gitignore in knapsack_pro-3.1.0

@@ -6,9 +6,10 @@
 /pkg/
 /spec/reports/
 /test/tmp/
 /test/version_tmp/
 /tmp/
+.knapsack_pro
 
 ## Specific to RubyMotion:
 .dat*
 .repl_history
 build/