Bump to 1.2.2

CHANGES

+# 1.2.2
+
+ * --no-progress works again
+ * Make CheckLinkTo a separate check
+ * Don't fail on unknown options to resource(s)
+ * Handle empty resource(s) blocks
+ * Add RescanReport#existing_warnings
+
 ## 1.2.1
 
  * Remove link_to warning for Rails 3.x or when using rails_xss

lib/brakeman/version.rb

 module Brakeman
-  Version = "1.2.1"
+  Version = "1.2.2"
 end