Merge pull request #252 from anathematic/patch-1

Bugfix: Added missing config block from Geocoder.configure in template

lib/generators/geocoder/config/templates/initializer.rb

-Geocoder.configure do
+Geocoder.configure do |config|
   ## Configurable parameters: if you wish to change some configurable
   ## behaviour in Geocoder, feel free to uncomment the following lines
   ## and provide custom parameters.