Product category image should only be displayed in the image column in the admin, rather than all custom columns.
Streamline wpsc_custom_category_column_data() and adhere to coding standards.
Cleanup formatting and add documentation for wpsc_custom_category_column_data().
Remove unused global $wpdb in wpsc_custom_category_column_data().
wpsc_product_variation_price_from() should accept and use a 'no_decimals' argument when called via wpsc_the_product_price().
Expecting $args['no_decimals'] boolean so need to test == true.
Merge pull request #1572 from benhuson/price-var-rounding

wpsc_product_variation_price_from() should accept and use a 'no_decimals' argument.
Merge pull request #1421 from benhuson/PR_admin_cat_image_col

Fix product category image displaying in other custom columns in the admin.
Add function to strip placeholder-pseudo-shortcodes from excerpts, which are returned in search results.  Fixes #556.
Do not use constants that are not defined.  Adds filter for marketplace thumbnails and does not depend on the theme engine constants for a fallback.  Note: All marketplace plugins should have a thumbnail.
Convert free shipping discount to a float, based on locale-aware string.  Fixes #1565.
Update product feed for new Google ID requirements.
* For Google product feed specifically, uses SKU or product ID for ID.
* Uses g:id instead of guid
* Filter result
* Limits to 50 characters.

Fixes #1517.
Deprecate anonymous user profile error modification.  Fixes #1560.
Add user agent string to requests to marketplace.