Added pods_v, pods_v_sanitized, pods_v_set, and pods_query_arg for replacements to pods_var_raw, pods_var, pods_var_set, and pods_var_update respectively; Cleaned up some code, added 'prefix' to pods_v available types, add_query_arg handling for 'url' if not numeric key
Added pods_site_transient_* related functions to map to pods_view_* for site-transient cache mode