add new func: QBox\RS\UploadFile
SetProtected/SetSeparator/SetStyle/UnsetStyle
upload_token.php => uptoken.php
wmrs.php => eu.php
rs demo: add time() to test perform
use new upload api
uptoken.php => authtoken.php
bugfix: UploadFile
watermark_demo.php - to do
rs demo: PutFile2 - use up service to upload file
remove put_demo.php
Merge pull request #10 from xushiwei/master

watermark support
CallWithParamsNoRet
Merge pull request #11 from xushiwei/master

eu: SetWatermark return array($code, $error)
MakeAuthToken
Merge pull request #12 from xushiwei/master

MakeAuthToken
add document for uptoken upload
delete useless code
change table or tblName to buckect
add Mkbuckets and Buckus func