Add spec support to Rakefile.
Subtle change to Rakefile for running spec tests.
Move spec directory to base direectory.
Move requires for tests to Rakefile.
Add test for JobUp::Search class.
Turn on verbosity in Rakefile.
Add class to handle each Post.
Add test for PostCollection instantiation.
Add method to add posts to PostCollection.
Add test for adding posts to PostCollection.
Add to_s method for PostCollection printing.
Create Post objects and store in PostCollection. Dump the summary.