Better use of Java 7 Objects utility class
Added unit tests for TextLineFileResource.Provider
Added FluentDeletableResource unit tests.
Added FluentWritableResource unit tests.
Added FluentReadableResource unit tests.
Added FluentUpdatableResource unit tests.
Added FluentDeletableResourceProvider unit tests.

Fixed bugs found along the way.
Added FluentReadableResourceProvider unit tests.

Fixed bugs found along the way.