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delete itemdetail with unique problem
Merge pull request #70 from Ranjith15/obsplatform-2.02

db script changes
new sale enhances
Merge remote-tracking branch 'upstream/obsplatform-2.02' into obsplatform-2.02
Merge pull request #1 from Rakeshadlagatta/obsplatform-2.02

New sale Changes
quantity greatr than zero
Merge branch 'obsplatform-2.02'
Merge pull request #73 from Rakeshadlagatta/master

New Sale changes here