[minor] remove section headings
update operation description patch
fixes in validation for item varients
naming series fix
totals etc should not be clickable
[fix] operations and bom
[fix] load taxes_and_charges only if field present
validation added to item varients
filter added for closed oppurtunity
fixes in quotation - from opportunity
[enhancement] letter head in stock entry #3291
[fix] totals etc should not be clickable
[usability] re-layout Issue Form
[rename] POS Setting > POS Profile #3271