add asset history
update asset history
debug assetHistory and add corporation delta
add corporation position
Merge branch 'master' into corporation_asset_history

Conflicts:
	engine/models.py
Merge branch 'corporation_asset_history' of github.com:Neamar/corporate into corporation_asset_history
Guidestyle
Remove useless views.py
Test asset saving
changing place of sending messages from tasks to resolve_current_turn
changing tests in shares (with Fails)
remove build_resolution_message in tasks
update game.builg_order_message
test global note classement corporatiste
test player build resolution message
test game resolution message
solving merge issue
Guidestyle
Merge branch 'master' of github.com:Neamar/corporate into corporation_asset_history

Conflicts:
	corporate/settings.py
	engine/helpers.py
	engine/models.py
	engine/tests/test_helpers.py
	engine/tests/test_models.py
Fxed most tests