Various typographical improvements to the web service API

src/application.wadl

src/java/uk/ac/cam/ucs/ibis/client/IbisClientConnection.java

src/java/uk/ac/cam/ucs/ibis/client/IbisException.java

src/java/uk/ac/cam/ucs/ibis/dto/IbisAttribute.java

src/java/uk/ac/cam/ucs/ibis/dto/IbisContactPhoneNumber.java

src/java/uk/ac/cam/ucs/ibis/dto/IbisContactWebPage.java

src/java/uk/ac/cam/ucs/ibis/dto/IbisError.java

src/java/uk/ac/cam/ucs/ibis/dto/IbisGroup.java

src/java/uk/ac/cam/ucs/ibis/dto/IbisIdentifier.java

src/java/uk/ac/cam/ucs/ibis/dto/IbisInstitution.java

src/java/uk/ac/cam/ucs/ibis/dto/IbisPerson.java

src/java/uk/ac/cam/ucs/ibis/dto/IbisResult.java

src/java/uk/ac/cam/ucs/ibis/methods/GroupMethods.java

src/java/uk/ac/cam/ucs/ibis/methods/InstitutionMethods.java

src/java/uk/ac/cam/ucs/ibis/methods/PersonMethods.java

src/php/ibisclient/client/IbisException.php

src/php/ibisclient/dto/IbisAttribute.php

src/php/ibisclient/dto/IbisContactPhoneNumber.php

src/php/ibisclient/dto/IbisContactWebPage.php

src/php/ibisclient/dto/IbisError.php