add BuildOptions#build_bottle?

This makes BuildOptions more compatible with Tab object. Otherwise,
`brew reinstall foo` will just crash if foo is not installed.

Library/Homebrew/build_options.rb

@@ -47,6 +47,7 @@ class BuildOptions
   def bottle?
     include? "build-bottle"
   end
+  alias_method :build_bottle?, :bottle?
 
   # True if a {Formula} is being built with {Formula.head} instead of {Formula.stable}.
   # <pre>args << "--some-new-stuff" if build.head?</pre>