extracted get_post_creation_time to a method in the Post model
attempting to fix the bug with the mdls solution
removed require pry
abandoned that m solution, back to a get_created_at_time method in the Post model
appends current time to newly  create post filenames to better cort the mby creation time
sturggling with converting file_name back into a datetime object
stores creation time in filename, then can extract it for display purposes on the blog
re-did some comments around the creation time methods
updated readme to version 0.0.4
more info about v 0.0.4 added to the changelog in the readme