* First Cut for the Loyalty Program
* finished the collection part
* redmeption for the loyalty point
update the loyalty point entry in the FIFO style
make the accounting entry knocking the debtors account against the expense account selected in the loyalty program
update the outstanding balance in the client side
* completed for the desk viewe
* wrap up for the desk and shopping cart
* pos
* fix and test the travis
* Add configurable frequency in Selling Settings for update of project and company
* remove redundant code
* remove redundant code, only trigger calculation if order/invoice is present
* removed dangling commas as per common convention in hooks
* fix:handling multiple documents
* Update selling_settings.json
* enable selection of coa for user
Give user option to select coa that's been verified along with standard and standard with numbers. Also added a button that opens a dialog and renders the selected chart
* read chart from file and make a tree render-able dict of it
* tree method to return node data for coa setup wizard
* Fetch withheld percentage
* Set query for accounts on the basis of company
* Fix bank guarantee error on submit
* Remove errors caused by fields which are removed
* utility function added for treeview
function to distinguish defaults from user permission and return appropriate data
* make use of utility function for treeview
* Payroll Entry - Accrual entry - exclude only tax impact - and separate JE for Flexi in Bank Entry
* Journal Entry - validate cheque info on submit
* Payroll Entry - Make Bamk Entry - Separate JE for benefit component
* location tree fixes
validate if child present while deleting, filter lists down only group enabled node
* department tree fixes
Adding child fix if added from rootnode with company filter applied. Rename consistency added. Validation added in on_trash
* Company tree fix
Check if child exist while deleting a node validation added.
* Supplier Group tree fixes
on_trash validation added if child node present
* Cost Center tree fixes
Adding child to root node throws error because parent_cost_center picks up root name
* Fix Purchase Receipt tests
* Fix Item test
* Fix daily work summary test
* Modify currency exchange test cases
* Fix Leave Application test
* Update working hours when making salary slip from timesheet
* Replace fixer.io with exchangeratesapi
* Fix codacy
* add doctypes allowed to group items, average the rate
* add check field to group items during print
* call common before_print in delivery note
* fix precision issue while calculating average
* fix iteritems() takes exactly 1 argument (2 given)
* adds new helper functions
* use new functions to make POS invoices filterable on warehouse and cost center
* more PEP8 fixes
