new herd calculations
remove default scope - was causing this error: ActiveRecord::StatementInvalid: Mysql2::Error: Column 'created_at' in order clause is ambiguous: SELECT  1 AS one FROM `grunts` INNER JOIN `herd_grunts` ON `grunts`.`id` = `herd_grunts`.`grunt_id` WHERE `herd_grunts`.`herd_id` = 3  ORDER BY created_at
update icon font; add splash bg for error page
Merge branch 'master_herd'
Merge commit '4bc48bd1e938b65385a8aca4b047566fd6ed345d'