removed seeds from repository
rewrote indexing logic into separate ElasticSearchEngine class, disabled logging for ES, added limit constants, switched to product_properties with "other" value, added indexes
aesthetic futilities :)
some cleanup
merged migrations and updated schema.rb
cleaned up ProductValue model
updated ProductProperty migration
added has_many's to Value and Property
bulk indexing: if no operation is collected, just don't bother talking to ES
moved ES index and type to constants
moved all ES querties to ElasticSearchEngine, added multiple-id query for products, some cleanup
timing rebuild, some optimizations, some css/doc/cleanup
showing product properties from the right AR relation