rename directory from tools to validator

...c.edf.riseclipse.iec61850.scl.validator/plugin.properties

...ralesupelec.edf.riseclipse.iec61850.scl.validator/pom.xml

...clipse/iec61850/scl/validator/RiseClipseValidatorSCL.java

...clipse/iec61850/scl/validator/nsd/BasicTypeValidator.java

...f/riseclipse/iec61850/scl/validator/nsd/CDCValidator.java

...1850/scl/validator/nsd/ConstructedAttributeValidator.java

...alidator/nsd/DataAttributePresenceConditionValidator.java

...l/validator/nsd/DataObjectPresenceConditionValidator.java

...ipse/iec61850/scl/validator/nsd/EnumerationValidator.java

.../scl/validator/nsd/GenericPresenceConditionValidator.java

...seclipse/iec61850/scl/validator/nsd/LNClassValidator.java

...lipse/iec61850/scl/validator/nsd/NsdEObjectValidator.java

...f/riseclipse/iec61850/scl/validator/nsd/NsdValidator.java

...dator/nsd/SubDataAttributePresenceConditionValidator.java

...alidator/nsd/SubDataObjectPresenceConditionValidator.java

.../riseclipse/iec61850/scl/validator/nsd/TypeValidator.java

pom.xml