Discount previously rung items once threshold is crossed.
Bad variable names

Conflicts:
	pos/is4c-nf/lib/Scanning/PriceMethods/MoreThanQttyPM.php
No auto tender option for foodstamp
touchscreen keys on pos2.php if enabled
receipt toggle shouldn't effect cc slip
Merging bugfixes from WFC live testing

UnpaidAR: invalid function arg
fsTotalConfirm: disable auto-tender behavior
memlist.php: Use personNum to query correct record
mgrlogin.php: Remove javascript "alert"
debug.php: Fix submit button
Authenticate.php: No drawer kick for wfc
CoreState.php: track last item weight
DisplayLib.php: proper variable scope
PrehLib.php: visiting member discount
TransRecord.php: track last weight
DeptKey.php: missing zeroes
ScrollItems.php: account for invisible LTT rows
UPC.php: track last weight
9.php: incorrect UPC
FIX: lookup vendorID correctly
FIX: invalid variable in Tender module
FIX: Wait for signature slip receipt after auth. Problem
first observed in FF 18.0.2. Was not an issue earlier
Merge pull request #108 from CORE-POS/bugfixes-20130220

Bugfixes 20130220