Created Provider examples (markdown)

Provider-examples.md

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+### Swift (non-Keystone)
+
+An example using remote swift with non-keystone v1 auth (default accounts created with Swift-In-A-Box instructions):
+
+```
+s3proxy.endpoint=http://127.0.0.1:8080
+s3proxy.authorization=aws-v2
+s3proxy.identity=local-identity
+s3proxy.credential=local-credential
+jclouds.provider=swift
+jclouds.endpoint=http://IP-OF-SWIFT:PORT/auth/v1.0
+jclouds.api=swift
+jclouds.identity=test:tester
+jclouds.credential=testing
+```