add password parameter for create mural user api / new mural api: change password
modify lat/lng data of the mural only by the city property
Merge branch 'master' of https://github.com/qiang2liu/drupal_dev_demo

Conflicts:
	sites/all/modules/custom/themuraly/themuraly.module
Merge branch 'master' of https://github.com/qiang2liu/drupal_dev_demo