small fixes

README.md

 ### SQL server on Windows:
 
 ```
-C:\php-crud-api>"c:\Program Files (x86)\PHP\v5.6\p
-hp.exe" phpunit.phar tests\SqlServerTest.php
+C:\php-crud-api>c:\PHP\php.exe phpunit.phar tests\SqlServerTest.php
 PHPUnit 5.2.10 by Sebastian Bergmann and contributors.
 
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