Add kimai "visible" field, moar kimai screens

hamstertools/db.py

@@ -43,6 +43,7 @@ class HamsterFact(Model):
 
 
 class KimaiCustomer(Model):
+    visible = BooleanField(default=True)
     name = CharField()
 
     class Meta:
@@ -53,6 +54,7 @@ class KimaiCustomer(Model):
 class KimaiProject(Model):
     name = CharField()
     customer = ForeignKeyField(KimaiCustomer, backref="projects")
+    visible = BooleanField(default=True)
     allow_global_activities = BooleanField(default=True)
 
     class Meta:
@@ -63,6 +65,7 @@ class KimaiProject(Model):
 class KimaiActivity(Model):
     name = CharField()
     project = ForeignKeyField(KimaiProject, backref="activities", null=True)
+    visible = BooleanField(default=True)
 
     class Meta:
         database = db