update validation
improve validation
improve data validation
improve data validation
complete all the validation procedure
validation debug
update
merge with master
Merge branch 'master' of https://github.com/ludwiksh/Marksimos into haosun
add SKU
add
update doc
Merge branch 'master' of https://github.com/ludwiksh/Marksimos into haosun
fixed
Merge branch 'master' of https://github.com/ludwiksh/Marksimos into haosun
add delete sky
fixed
fixed
finish add brand
Merge branch 'master' of https://github.com/ludwiksh/Marksimos into haosun