Added migrations to rename type column on HealthAssessment and Immunization
Generated Specs for health_assessment controller and views
Added favcon and link to assessment index page
Added resourceful route for health assessment
Generated HealthAssesssment controller , its corresponding assets  and views
Added favcon image
Limiting 20 records per page
removed ... symbol from pag
Added Populate rake file
Minor refactoring
Added header to customr and assessment pages