[docs] screenshots added
[docs] new selling pages added
Merge pull request #822 from fogueri/master

[docs] selling pages added
[docs] updated contributing guidelines
[minor] moved developer mode to wn
[fix] [minor] changed uom replace utility message
[fix] Hide Make Delivery Note button, if Sales Invoice is made from Delivery Note. Hide Make Invoice Button, if Delivery Note is made from Sales Invoice
[fix] [minor] changed uom replace utility message
Merge branch 'master' of github.com:webnotes/erpnext
[fix] [minor] shopping cart enabled
Merge branch 'master' of github.com:webnotes/erpnext
[fix] [minor] Fixes for uom validation of item
Merge branch 'master' of github.com:webnotes/erpnext
[fix] [minor] print hide communication table
[fix] [minor] print hide communication table
[minor] allow import for journal voucher
[fix] [minor] pos setting link validation
[minor] label changed in sms settings
Merge branch 'master' of https://github.com/webnotes/erpnext