Add Search URL check
Add another URL test; test root_cl
Prepare for RSpec validation unit tests
Add unit tests for Search
Add validation for page_href format
Cleanup
Add post spec; everything in appropriate file
Add URL format to Post
Add longitude, latitude validations
Add allow_nil
Clean up models; add validations
Add post unit tests
coverage
Add format validation
Fix regexp
Allow nil
Add Image unit tests
Coverage
Merge pull request #37 from sam-glad/more_tests

More tests (largely unit tests)