[sitemap] [fixes]
Merge branch 'master' of github.com:webnotes/erpnext
[company] [cleanup] on_rename method
[item] [fixes] don't validate for active boms for new items
[email digest] [sender] sender should be the automail id specified in Email Settings
[website settings] [cleanup] removed mandatory check on Home Page
packing slip refactored
Merge branch 'master' of github.com:webnotes/erpnext
removed errprint
[cost center] [default value] default cost center for each company, auto set default cost center for various transactions during creation
Merge branch 'master' of github.com:webnotes/erpnext

Conflicts:
	stock/doctype/delivery_note_item/delivery_note_item.txt
Merge branch 'master' of https://github.com/webnotes/erpnext
Updations in class_time_table, staff_attendance, etc. .js files