Improved copy/paste compatibility on promocodes.
Added trim to promocode matching.
Added more specific promocode errors.
Removed unnecessary trims.
Added trim sanititation of promo code discount rules.
Removed unnecessary promocode matched checks.
Implemented a validcode function.
Fixing #3060. Typo in refund function for PayPal Standard.
Added full PHPDoc and code standard cleanup
Merge branch 'flow-phpdoc-audit'
Closed #3064 Ignore purchased or invoiced orders in order widget
Merge branch 'issue/3064'
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
Merge branch 'lorenzocaum-1.3.x'
Merge branch 'patch20140926' of https://github.com/msigley/shopp into msigley-patch20140926
Merge branch 'msigley-patch20140926' into 1.3.x
Fixed 1.3.x branch versions from the msigley-patch20140926 merge