Use net/url vor baseUrl and QueryValues
remove unused global
Simplify by usung r.SetQuery()
use httptest.Sever for testing
replaced tests against httpbin.org with httptest server

unearthed an error in Id("delete",r), where another / is appended to the base url
just use a single test server
Merge pull request #7 from cryptix/useNetUrl

Use net/url for baseUrl and QueryValues
Merge branch 'removeUnusedMaps' of https://github.com/cryptix/gopencils
Merge branch 'httptestServer' of https://github.com/cryptix/gopencils into cryptix-httptestServer

Conflicts:
	resource_test.go
Merge branch 'cryptix-httptestServer'
Remove go1 from Travis
Use net/url vor baseUrl and QueryValues
using bitly's simplejson to handle complex, dynamic json responses
fixed tests
remove variadic interfaces where we don't need them