Add 'project' to user table, add 'manager' role, conditional web render

- Addresses issues #40 #45 #82
- Reworked Navigation Header for all roles
- 'Manager' role added, can be assigned a project-id in config by admins
- BREAKING! -> Added 'project' column in SQLite3 table 'user'
- Manager-Assigned project will be added to all graphql filters: Only show Jobs and Users of given project
- 'My Jobs' Tab for all Roles
- Switched from Bool "isAdmin" to integer authLevels
- Removed critical data frontend logging
- Reworked repo.query.SecurityCheck()

web/web.go

@@ -55,8 +55,8 @@ func init() {
 
 type User struct {
 	Username string // Username of the currently logged in user
-	IsAdmin  bool
-	IsSupporter bool
+	Project string // Project of the user (relevant for managers only)
+	AuthLevel int // Level of authorization
 }
 
 type Build struct {