Fix identifier when loading dependencies.
Fix identifier when loading dependencies.

Use the PHP identifier in case in case it has been modified due to
unsupported characters, uniqueness etc.

ivol84/wsdl2phpgenerator,jongotlin/wsdl2phpgenerator,kasperg/wsdl2phpgenerator,red-led/wsdl2phpgenerator,yethee/wsdl2phpgenerator,wsdl2phpgenerator/wsdl2phpgenerator,sha1/wsdl2phpgenerator,Intera/wsdl2phpgenerator,Razoxane/wsdl2phpgenerator,parabolicinteractive/wsdl2phpgenerator