diff --git a/Dockerfile b/Dockerfile
index 381c83f925..961d3ad8ed 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,7 +7,7 @@
 # Usage:
 #    cd to a folder where you want your game data to be (or where it already is).
 #
-#	docker run -it -p 4000:4000 -p 4001:4001 -p 4005:4005 -v $PWD:/usr/src/game evennia/evennia
+#	docker run -it --rm -p 4000:4000 -p 4001:4001 -p 4005:4005 -v $PWD:/usr/src/game evennia/evennia
 #
 #    (If your OS does not support $PWD, replace it with the full path to your current
 #    folder).
@@ -15,6 +15,14 @@
 #    You will end up in a shell where the `evennia` command is available. From here you
 #    can install and run the game normally. Use Ctrl-D to exit the evennia docker container.
 #
+#    You can also start evennia directly by passing arguments to the folder:
+#  
+#       docker run -it --rm -p 4000:4000 -p 4001:4001 -p 4005:4005 -v $PWD:/usr/src/game evennia/evennia evennia start -l
+#
+#    This will start Evennia running as the core process of the container. Note that you *must* use -l
+#    or one of the foreground modes (like evennia ipstart) since otherwise the container will immediately
+#    die since no foreground process keeps it up. 
+#
 # The evennia/evennia base image is found on DockerHub and can also be used
 # as a base for creating your own custom containerized Evennia game. For more
 # info, see https://github.com/evennia/evennia/wiki/Running%20Evennia%20in%20Docker .
@@ -58,7 +66,7 @@ WORKDIR /usr/src/game
 ENV PS1 "evennia|docker \w $ "
 
 # startup a shell when we start the container
-ENTRYPOINT bash -c "source /usr/src/evennia/bin/unix/evennia-docker-start.sh"
+ENTRYPOINT ["/usr/src/evennia/bin/unix/evennia-docker-start.sh"]
 
 # expose the telnet, webserver and websocket client ports
 EXPOSE 4000 4001 4005
diff --git a/bin/unix/evennia-docker-start.sh b/bin/unix/evennia-docker-start.sh
old mode 100644
new mode 100755
index d1333aaef6..5c87052da9
--- a/bin/unix/evennia-docker-start.sh
+++ b/bin/unix/evennia-docker-start.sh
@@ -1,10 +1,18 @@
-#! /bin/bash
+#! /bin/sh
 
 # called by the Dockerfile to start the server in docker mode
 
 # remove leftover .pid files (such as from when dropping the container)
 rm /usr/src/game/server/*.pid >& /dev/null || true
 
-# start evennia server; log to server.log but also output to stdout so it can 
-# be viewed with docker-compose logs
-exec 3>&1; evennia start -l
+PS1="evennia|docker \w $ "
+
+cmd="$@"
+output="Docker starting with argument '$cmd' ..."
+if test -z $cmd; then
+    cmd="bash"
+    output="No argument given, starting shell ..."
+fi
+
+echo $output
+exec 3>&1; $cmd
diff --git a/evennia/accounts/tests.py b/evennia/accounts/tests.py
index 2855dd0ca2..78ee87f37d 100644
--- a/evennia/accounts/tests.py
+++ b/evennia/accounts/tests.py
@@ -1,7 +1,8 @@
-from mock import Mock
+from mock import Mock, MagicMock
 from random import randint
 from unittest import TestCase
 
+from django.test import override_settings
 from evennia.accounts.accounts import AccountSessionHandler
 from evennia.accounts.accounts import DefaultAccount
 from evennia.server.session import Session
@@ -14,9 +15,15 @@ class TestAccountSessionHandler(TestCase):
     "Check AccountSessionHandler class"
 
     def setUp(self):
-        self.account = create.create_account("TestAccount%s" % randint(0, 999999), email="test@test.com", password="testpassword", typeclass=DefaultAccount)
+        self.account = create.create_account(
+            "TestAccount%s" % randint(0, 999999), email="test@test.com",
+            password="testpassword", typeclass=DefaultAccount)
         self.handler = AccountSessionHandler(self.account)
 
+    def tearDown(self):
+        if hasattr(self, 'account'):
+            self.account.delete()
+
     def test_get(self):
         "Check get method"
         self.assertEqual(self.handler.get(), [])
@@ -24,24 +31,24 @@ class TestAccountSessionHandler(TestCase):
 
         import evennia.server.sessionhandler
 
-        s1 = Session()
+        s1 = MagicMock()
         s1.logged_in = True
         s1.uid = self.account.uid
         evennia.server.sessionhandler.SESSIONS[s1.uid] = s1
 
-        s2 = Session()
+        s2 = MagicMock()
         s2.logged_in = True
         s2.uid = self.account.uid + 1
         evennia.server.sessionhandler.SESSIONS[s2.uid] = s2
 
-        s3 = Session()
+        s3 = MagicMock()
         s3.logged_in = False
         s3.uid = self.account.uid + 2
         evennia.server.sessionhandler.SESSIONS[s3.uid] = s3
 
-        self.assertEqual(self.handler.get(), [s1])
-        self.assertEqual(self.handler.get(self.account.uid), [s1])
-        self.assertEqual(self.handler.get(self.account.uid + 1), [])
+        self.assertEqual([s.uid for s in self.handler.get()], [s1.uid])
+        self.assertEqual([s.uid for s in [self.handler.get(self.account.uid)]], [s1.uid])
+        self.assertEqual([s.uid for s in self.handler.get(self.account.uid + 1)], [])
 
     def test_all(self):
         "Check all method"
@@ -56,9 +63,14 @@ class TestDefaultAccount(TestCase):
     "Check DefaultAccount class"
 
     def setUp(self):
-        self.s1 = Session()
+        self.s1 = MagicMock()
         self.s1.puppet = None
         self.s1.sessid = 0
+        self.s1.data_outj
+
+    def tearDown(self):
+        if hasattr(self, "account"):
+            self.account.delete()
 
     def test_password_validation(self):
         "Check password validators deny bad passwords"
@@ -71,7 +83,6 @@ class TestDefaultAccount(TestCase):
         "Check validators allow sufficiently complex passwords"
         for better in ('Mxyzptlk', "j0hn, i'M 0n1y d4nc1nG"):
             self.assertTrue(self.account.validate_password(better, account=self.account)[0])
-        self.account.delete()
 
     def test_password_change(self):
         "Check password setting and validation is working as expected"
@@ -109,7 +120,9 @@ class TestDefaultAccount(TestCase):
 
         import evennia.server.sessionhandler
 
-        account = create.create_account("TestAccount%s" % randint(0, 999999), email="test@test.com", password="testpassword", typeclass=DefaultAccount)
+        account = create.create_account(
+            "TestAccount%s" % randint(0, 999999), email="test@test.com",
+            password="testpassword", typeclass=DefaultAccount)
         self.s1.uid = account.uid
         evennia.server.sessionhandler.SESSIONS[self.s1.uid] = self.s1
 
@@ -131,10 +144,7 @@ class TestDefaultAccount(TestCase):
         self.s1.uid = account.uid
         evennia.server.sessionhandler.SESSIONS[self.s1.uid] = self.s1
 
-        self.s1.puppet = None
-        self.s1.logged_in = True
-        self.s1.data_out = Mock(return_value=None)
-
+        self.s1.data_out = MagicMock()
         obj = Mock()
         obj.access = Mock(return_value=False)
 
@@ -143,6 +153,7 @@ class TestDefaultAccount(TestCase):
         self.assertTrue(self.s1.data_out.call_args[1]['text'].startswith("You don't have permission to puppet"))
         self.assertIsNone(obj.at_post_puppet.call_args)
 
+    @override_settings(MULTISESSION_MODE=0)
     def test_puppet_object_joining_other_session(self):
         "Check puppet_object method called, joining other session"
 
@@ -154,15 +165,16 @@ class TestDefaultAccount(TestCase):
 
         self.s1.puppet = None
         self.s1.logged_in = True
-        self.s1.data_out = Mock(return_value=None)
+        self.s1.data_out = MagicMock()
 
         obj = Mock()
         obj.access = Mock(return_value=True)
         obj.account = account
+        obj.sessions.all = MagicMock(return_value=[self.s1])
 
         account.puppet_object(self.s1, obj)
         # works because django.conf.settings.MULTISESSION_MODE is not in (1, 3)
-        self.assertTrue(self.s1.data_out.call_args[1]['text'].endswith("from another of your sessions."))
+        self.assertTrue(self.s1.data_out.call_args[1]['text'].endswith("from another of your sessions.|n"))
         self.assertTrue(obj.at_post_puppet.call_args[1] == {})
 
     def test_puppet_object_already_puppeted(self):
@@ -171,6 +183,7 @@ class TestDefaultAccount(TestCase):
         import evennia.server.sessionhandler
 
         account = create.create_account("TestAccount%s" % randint(0, 999999), email="test@test.com", password="testpassword", typeclass=DefaultAccount)
+        self.account = account
         self.s1.uid = account.uid
         evennia.server.sessionhandler.SESSIONS[self.s1.uid] = self.s1
 
diff --git a/evennia/prototypes/spawner.py b/evennia/prototypes/spawner.py
index ce08944139..ac6ad854b1 100644
--- a/evennia/prototypes/spawner.py
+++ b/evennia/prototypes/spawner.py
@@ -259,11 +259,11 @@ def prototype_from_object(obj):
     if aliases:
         prot['aliases'] = aliases
     tags = [(tag.db_key, tag.db_category, tag.db_data)
-            for tag in obj.tags.get(return_tagobj=True, return_list=True) if tag]
+            for tag in obj.tags.all(return_objs=True)]
     if tags:
         prot['tags'] = tags
     attrs = [(attr.key, attr.value, attr.category, ';'.join(attr.locks.all()))
-             for attr in obj.attributes.get(return_obj=True, return_list=True) if attr]
+             for attr in obj.attributes.all()]
     if attrs:
         prot['attrs'] = attrs
 
@@ -660,6 +660,7 @@ def spawn(*prototypes, **kwargs):
     protparents = {prot['prototype_key'].lower(): prot for prot in protlib.search_prototype()}
 
     if not kwargs.get("only_validate"):
+        # homogenization to be more lenient about prototype format when entering the prototype manually
         prototypes = [protlib.homogenize_prototype(prot) for prot in prototypes]
 
     # overload module's protparents with specifically given protparents
@@ -714,7 +715,7 @@ def spawn(*prototypes, **kwargs):
 
         val = prot.pop("tags", [])
         tags = []
-        for (tag, category, data) in tags:
+        for (tag, category, data) in val:
             tags.append((init_spawn_value(val, str), category, data))
 
         prototype_key = prototype.get('prototype_key', None)
diff --git a/evennia/prototypes/tests.py b/evennia/prototypes/tests.py
index 3cf2e38c7b..411bd45c27 100644
--- a/evennia/prototypes/tests.py
+++ b/evennia/prototypes/tests.py
@@ -134,6 +134,7 @@ class TestUtils(EvenniaTest):
                           'prototype_key': Something,
                           'prototype_locks': 'spawn:all();edit:all()',
                           'prototype_tags': [],
+                          'tags': [(u'footag', u'foocategory', None)],
                           'typeclass': 'evennia.objects.objects.DefaultObject'})
 
         self.assertEqual(old_prot,
@@ -182,6 +183,7 @@ class TestUtils(EvenniaTest):
               'typeclass': ('evennia.objects.objects.DefaultObject',
                             'evennia.objects.objects.DefaultObject', 'KEEP'),
               'aliases': {'foo': ('foo', None, 'REMOVE')},
+              'tags': {u'footag': ((u'footag', u'foocategory', None), None, 'REMOVE')},
               'prototype_desc': ('Built from Obj',
                                  'New version of prototype', 'UPDATE'),
               'permissions': {"Builder": (None, 'Builder', 'ADD')}
@@ -200,6 +202,7 @@ class TestUtils(EvenniaTest):
             'prototype_key': 'UPDATE',
             'prototype_locks': 'KEEP',
             'prototype_tags': 'KEEP',
+            'tags': 'REMOVE',
             'typeclass': 'KEEP'}
             )
 
diff --git a/evennia/typeclasses/attributes.py b/evennia/typeclasses/attributes.py
index 863628172a..1dc1902494 100644
--- a/evennia/typeclasses/attributes.py
+++ b/evennia/typeclasses/attributes.py
@@ -668,7 +668,7 @@ class AttributeHandler(object):
 
     def all(self, accessing_obj=None, default_access=True):
         """
-        Return all Attribute objects on this object.
+        Return all Attribute objects on this object, regardless of category.
 
         Args:
             accessing_obj (object, optional): Check the `attrread`
diff --git a/evennia/typeclasses/tags.py b/evennia/typeclasses/tags.py
index 488dce0f85..ea675366fd 100644
--- a/evennia/typeclasses/tags.py
+++ b/evennia/typeclasses/tags.py
@@ -345,13 +345,14 @@ class TagHandler(object):
         self._catcache = {}
         self._cache_complete = False
 
-    def all(self, return_key_and_category=False):
+    def all(self, return_key_and_category=False, return_objs=False):
         """
         Get all tags in this handler, regardless of category.
 
         Args:
             return_key_and_category (bool, optional): Return a list of
                 tuples `[(key, category), ...]`.
+            return_objs (bool, optional): Return tag objects.
 
         Returns:
             tags (list): A list of tag keys `[tagkey, tagkey, ...]` or
@@ -365,6 +366,8 @@ class TagHandler(object):
         if return_key_and_category:
                 # return tuple (key, category)
             return [(to_str(tag.db_key), to_str(tag.db_category)) for tag in tags]
+        elif return_objs:
+            return tags
         else:
             return [to_str(tag.db_key) for tag in tags]