Clean up gemspec to please Bundler

- I was having trouble using the napoleon github repo directly via the
  Gemfile in the dispersion app (the new user manager app for BDT).

the error I was getting:
rubygems/bundler#3895

napoleon.gemspec

@@ -9,14 +9,13 @@ Gem::Specification.new do |spec|
   spec.authors       = ["Carl Partridge"]
   spec.email         = ["[email protected]"]
 
-  spec.summary       = %q{TODO: Write a short summary, because Rubygems requires one.}
-  spec.description   = %q{TODO: Write a longer description or delete this line.}
-  spec.homepage      = "TODO: Put your gem's website or public repo URL here."
+  spec.summary       = %q{Command builder for Benefits Data Trust}
+  spec.homepage      = ""
 
   # Prevent pushing this gem to RubyGems.org by setting 'allowed_push_host', or
   # delete this section to allow pushing this gem to any host.
   if spec.respond_to?(:metadata)
-    spec.metadata['allowed_push_host'] = "TODO: Set to 'http://mygemserver.com'"
+    spec.metadata['allowed_push_host'] = ""
   else
     raise "RubyGems 2.0 or newer is required to protect against public gem pushes."
   end