polished the code
added check url function

Conflicts:
	framework/models/game_models.py
polished the code
added check url function

Conflicts:
	framework/models/game_models.py
Merge branch 'master' of https://github.com/leifos/ifind
polished the code
added check url function

Conflicts:
	framework/models/game_models.py
Merge branch 'master' of https://github.com/leifos/ifind
polished the code
added check url function

Conflicts:
	framework/models/game_models.py
polished the code
added check url function

Conflicts:
	framework/models/game_models.py
Merge branch 'master' of https://github.com/leifos/ifind
polished the code
added check url function

Conflicts:
	framework/models/game_models.py