fixes #1581 and added icons to grid reports
removed about
Merge pull request #1700 from rmehta/develop

Various UI Bug Fixes
use build_filter_conditions from db_query. Fixes #1679
Pricing Rule
Search query for account cleanup
Minor fixes in sales / purchase analytics. Fixes #1701
pricing list tets case fixes
SMS Settings added in setup and selling module page. Fixes #1693
pricing rule testcase fixes
removed print statement
Fixes in stock reconciliation
minor fixes in sales invoice validation
Incoming rate in stock ledger and valuation rate in stock balance report. Fixes #1706
Standard Rate field removed from item. Fixes #1688
deleted delivery note packing list wise  print format
packing slip fixes #1711
uom trigger issue in stock entry fixes #1712
Valuation rate of raw materials in BOM. #1688
Get valuation rate for fg item base don issued item cost + operation cost. #1688