M-135: replaced custom dropdown-list directive with angular select dropdown of countries
M-135: Shipping Add Country and Edit Warehouse have country dropdown with default "select a country" text
Merge pull request #553 from bowserm/1.1.0

M-135: Shipping Add Country and Edit Warehouse use country dropdown
#M-188 Fixed
Merge remote-tracking branch 'merchello/1.1.0' into 1.1.0