loonflow

1. add requirement package: requests
2. ticket list api's response add workflow_info field

1. models inheritance and ticket detail api add is_end field value
2. bugfix: new state and edit state api return wrong arg issue
3. alter the length of ticket's title field from 50 to 500
4. bugfix: only run the first notice task when config more then one
5. ticket list api optimize
6. optimize init_state api's serialize logic

1. ticket detail api add attr: ticket's id
2. transitions api add attr: transitions's attribute_type_id
3. add new api: get ticket's participant info

1. ticket detail api's performance optimization
2. alter doc link url for guide documentation

1. support new participant type: hook

bugfix: for STATE_DISTRIBUTE_TYPE_ALL exception

1. optimization: ticket list api do not return -1 code when some creator is not existed in user table
2. bugfix: return wrong arg in delete state api

1. ticket list api add creator's department info
2. ticket detail api add creator's department info

1. bugfix: ticket transitions api return -1 code when has no permission
2. ticket list api add is_end info

1. bugfix: create or handle ticket fail when there are some optional field in the ticket detail form and user set the field none value
2. optimize: parameter type checking in new ticket api

1. bugfix: update_ticket_state api logic error when target state's participant_type is variable or script
2. bugfix: run script and nocice script raise exception when include chinese character
3. bugfix: source state and dest state display disordered if add transition after add states in management background

1. log's path compatible with windows os
2. update django version for security
3. bugfix: char value in condition_expression can not be formated correctly
4. bugfix: display null when state's participan type is script in state list

1. bugfix: timer_transition

1. bugfix: ticket_handle_permission_check return wrong format data when by_timer or by_task handle

1. bugfix: get ticket field value raise exception when value is False

1. bugfix: limit_allow_depts logic
2. do not add flow_log when hand_ticket is call from task
3. optimize login logic: pop-up warning when login failed
4. flow chart support display condition_expression
5. doc update

1. bugfix: limit_expression check logic
2. bugfix: pro and test env's setting
3. bugfix: username arg logic missing
4. bugfix: condition_expression after task state is not available
5. update doc

1. add demo script for notice
2. alter django admin site's title
3. flowlogs api add participant full info include phone ,email, alias
4. bugfix: only ticket's participant type is personal or multiperson will call send notice script issue

1. bugfix: view_permission_check attribute is not active when edit workflow
2. bugfix: workflow chart is interrupt when transition or state's count is more than ten
3. add user info like phone, email, alias in get_ticket_flow_log api
4. add user info args like phone, email, alias when call send_notice task
5. support config sub-workflow when edit workflow's state
6. add alert attribute in ticket_transitions api
7. some update in doc

1. bugfix: run_flow_task
2. send notice task add transition's attribute_type_id