add form validation
Merge branch 'raysmond'
initial user registration support
Merge branch 'raysmond'
fixed redirect function bugs
Merge branch 'raysmond'
unified helpers naming
supported time zone configuration
Merge branch 'raysmond'
validation
Merge branch 'raysmond'
update
test from phpStorm
Merge https://github.com/Raysmond/FDUGroup into guojunshi

Conflicts:
	arch/utilities/RFormHelper.php
RFormHelper comflict
basic find and view finished.
fixed bugs - validation
Merge branch 'raysmond'
Merge branch 'master' into guojunshi