implemented new feature to set the category-price to posts with default-price when first time a price is assigned to a category, moved pricing-types to constants in LaterPay_Helper_Pricing, removed get_category_by_name and replaced it wit get_term_by( 'name' ), fixed table-name in CategoryPrice-Model #231
fixed missing in_array #269
added some new checks for $post_price and 'type'-Key #231
replaced self:: with LaterPay_Helper_Pricing for constants #231
Merge pull request #269 from laterpay/feature/231_category_default_price_is_not_automatically_applied

set the category-price to posts with default-price