Add Soap Login

added soap login -
force login username password
force login domain username password
Refactor Accounts to logins and enable active method
go fmt
Merge pull request #55 from devangel/master

Login using SOAP added plus active enabled - refactor accounts to logins
Add very basic first test

Add a very basic first test case for Commands, ensuring they have at least a
name and short usage information.
Merge pull request #56 from catsby/tests

Add very basic first test
Update fetch.go to handle unmanaged package retrieval and metadata.go to handle single package upload.
Fetch, query and import additions

fetch.go - updated usage to indicate package access
logins.go - change message from "no accounts" to "no logins"
partner.go - added soapExecuteCore for core SOAP api namespace
accomodation.
query.go - added support for output format specification
sobject.go - added import function to import new data
Merge branch 'master' of https://github.com/devangel/force into devangel-master

Conflicts:
	sobject.go
Merge branch 'master' of https://github.com/devangel/force into devangel-master
Delete .DS_Store