Got more specific with the language
| These specs didn't really make sense without the "an empty" pre clause
Extracted a common ideas list setup routine
Fixed the short var name for DirectoryStore to ds
Updated the spec language to have cleaner setup
Implemented some unspecified simple behavior
Specified implementation of updating an idea in a directory store
Fixed the specification language
Added an additional specification for the right behavior
Specified the commit msg return by UpdateIdea() method
Completed the directory storage for ideas