update readme

README.me

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-Read me
+# SwiftyVIN 1.0
+
+A Swift version of VIN validations using Swift 4.2
+
+## Getting Started
+
+```
+import SwiftyVIN
+```
+
+```
+let swiftyVin: SwiftyVIN = SwiftyVIN("")
+```
+
+Then
+
+```
+swiftyVin.isValid()
+```
+
+### Installing
+
+A step by step series of examples that tell you how to get a development env running
+
+Say what the step will be
+
+```
+Give the example
+```
+
+## Running the tests
+
+Checking valid and invalid VIN with 100% code coverage.
+
+
+## Reference
+
+* [VIN.pdf](http://assets.ibc.ca/Documents/Auto%20Insurance/brochure/Understanding-Vehicle-Identification-Numbers.pdf) - VIN document.
+* inspired from [python-libvin](https://github.com/h3/python-libvin)