Fixing #3060. Typo in refund function for PayPal Standard.
Added full PHPDoc and code standard cleanup
Closed #3064 Ignore purchased or invoiced orders in order widget
Merge branch '1.3.x' of https://github.com/lorenzocaum/shopp into lorenzocaum-1.3.x
Merge branch 'lorenzocaum-1.3.x' into 1.3.x