Log Message:
Update to 0.5

Upstream changes:
0.5 Version

    Fix OneToOne result object not be cached bug
    When access reversed OneToOne property, if OneToOne record not existed, \ 
it'll auto create a blank object automatically. And if delete one record, it'll \ 
delete reversed onetoone record also.
    Add lock protect when creating request and response local instance in \ 
_open() function
    Add ORM Model migrate support
    Refactor SortedDict with dict base class
    Add model_config app, to support dynamic create model
    Add model ipython notebook support
    Refact sqldot
    Add environ variables passing in uliweb shell command
    Change app_url syntax to {'suffix':} to {'prefix':} only for dict data type

    Add URL route option in settings, it is [URL_ROUTE], format is

    [URL_ROUTE]
    any_key_1 = ('mapping_str', 'replacement')
    any_key_2 = ('mapping_str', 'replacement')

    Change uliweb jupyter extension load mechanism from automatically to \ 
%load_ext uliweb