updated view for show_export and controller according to #498

Updated header to use white background by default and updated to use the institution logo when the user is logged in if present DMPRoadmap/roadmap#424

started implementing new nav bar DMProadmap/roadmap#161

updated default -color based on DMPRoadmap/roadmap#127 began making mods to create plan based on feedback for DMPRoadmap/raodmap#408

fixed issues with plan edit/share/export and updated to work with new css. tweaks to layout of create plan

added new roadmap logo. started applying new css to plan edit page

started switching template/phase/section pages over to new css

moved js and css files into structured directories