changed main version to 5.1
fix comment
#5381 - remove oxfirststart records from demo insertions
revert 800a298
#5381 - remove oxfirststart records from demo insertions
0005474: oxfield2shop is not cleaned any more (cherry picked from commit bec57b2)
0005514: Missing key for vat 0% in basketcontents.tpl
0004254: Faulty checking of valid $dRating in function saveReview() within class recommlist.php (cherry picked from commit 3961c1f)
0005031: Function 'getVendorTree' is missing (cherry picked from commit d2387db) (cherry picked from commit 6a9f3df)
0005487: internal server error if you call verndorlist without cnid (cherry picked from commit a4fdb25) (cherry picked from commit a3d2f03)
0005031: Function 'getVendorTree' is missing (cherry picked from commit c949b3d) (cherry picked from commit 4fe4391)
0005487: internal server error if you call verndorlist without cnid (cherry picked from commit e4fdb40) (cherry picked from commit 8c4b8b2)
0005487: internal server error if you call verndorlist without cnid (cherry picked from commit 8189c81) (cherry picked from commit 6e978f3)
0005031: Function 'getVendorTree' is missing: code cleanup (cherry picked from commit c60ef9c)
add missing column from pull request 54
notice removed from oxlang. (Notice: Undefined index: HTTP_ACCEPT_LANGUAGE in oxlang.php line 1127)
undefined variable notice removed from oxconfig. (Notice: Undefined variable: oActView in oxconfig.php line 2048)
0005425: Discount works incorrect when using Articles with Select List
Updated test name. (cherry picked from commit 6e50f03) (cherry picked from commit b70b640)
0005349: last scale price is empty, when discount is available (cherry picked from commit e824949) (cherry picked from commit 06fda50)