adding error handling

VBT-1454 adding mailing

VBT-1454 adding mailing

making fine/fee query parameterized

assorted tweaks

updating source

removing out-of-place files

class to handle inserting line item refund

mapper for refunds

client for posting invoice adjustment

tweaks to line notes, identifying fine type

Added files via upload

Create PatronRefundGenerator.java

Create LineTypeGenerator.java

removing db urls and passwords from repo