update image helper, delete ajax helper from framework
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Merge pull request #79 from RenchuSong/master

Sorry, I added all images into the commit. Please help me to solve this warehouse consuming issue.
remove picture
update doc
Merge branch 'master' of https://github.com/Raysmond/FDUGroup
add test images
Merge branch 'master' of https://github.com/Raysmond/FDUGroup
fix bug: module base uri was wrong in Windows
wallet strategy
Merge pull request #81 from RenchuSong/master

钱包机制（发布的时候如果超支，用flash显示的。请雷神整合进Validation）
process update
Merge pull request #82 from RenchuSong/master

process update
unimportant code update
code review
small improvement to UI
Merge pull request #83 from RenchuSong/master

small improvement to UI
code review improvement