Test etc added

phonebook/.gitattributes

phonebook/.gitignore

phonebook/bin/main/io/fp/phonebook/App.class

phonebook/bin/main/io/fp/phonebook/PhoneBook.class

phonebook/bin/main/io/fp/phonebook/PhoneBookException.class

phonebook/bin/test/io/fp/phonebook/PhoneBookTest.class

phonebook/build.gradle

phonebook/gradle/wrapper/gradle-wrapper.jar

phonebook/gradle/wrapper/gradle-wrapper.properties

phonebook/gradlew

phonebook/gradlew.bat

phonebook/settings.gradle

phonebook/src/test/java/io/fp/phonebook/PhoneBookTest.java

phonebook/src/test/java/io/fp/phonebook/test.keep