Fixed Currency Exchange error
Don't set default for warehouse when creating serial no
Stock Entry: get fg item incoming rate if bom is mentioned
Travis: Install frappe of targetted branch

For example:
If pull request is for wip-4.1 branch of erpnext, install frappe with branch as wip-4.1
Revert "Stock Entry: get fg item incoming rate if bom is mentioned"

This reverts commit 297939325a49f51140971f99c5f240162b656f36.
Stock Entry: get fg item incoming rate if bom is mentioned
Fixed Sales Order -> Delivery Note mapping of address fields
Merge pull request #1814 from anandpdoshi/anand-wip

Don't set warehouse when creating serial no, fixed currency exchange error message