feat: Moves employee views to their own controller, updates css, and employee table view.

Sources/App/Models/Employee.swift

@@ -2,6 +2,8 @@ import Fluent
 import struct Foundation.UUID
 import Vapor
 
+// TODO: Add soft-delete??
+
 /// The employee database model.
 ///
 /// An employee is someone that PO's can be generated for. They can be either a field