Updated routes to check for the existence of the new identifier_schemes table because rake db:migrate initializes the Rails app and devise tries to make use of the new table

added additional locale message for identifier schemes and a remove icon

setup dynamic omniauth provider structures and tied it into devise

Added a new identifier_schemes table and corresponding user_identifiers join table. Added the initial ORCID identifier scheme to the seeds.db file. Updated the locales file to include corresponding identifier tooltip language, logos, and initial connection message. Updated user profile page to dynamically display identifiers