Add get method for contest search page
Merge pull request #217 from mzry1992/contest-list-require-get-method

Add get method for contest search page
increase margin size of problem description for beauty.
Merge pull request #218 from pfctgeorge/fix-style

increase margin size of problem description for beauty.
Fix email server issue
Merge pull request #219 from mzry1992/email-server-issue

Fix email server issue
Fix SessionFactory bean type error
Merge pull request #220 from mzry1992/refactor-db-layer

Fix SessionFactory bean type error
Config protocol buffer
Merge pull request #221 from mzry1992/refactor-db-layer

Config protocol buffer
Auto generate DAOs by entitys
Merge pull request #222 from mzry1992/refactor-db-layer

Auto generate DAOs by entitys
Add criteria tools
Merge pull request #223 from mzry1992/refactor-db-layer

Add criteria tools
Use PageInfo to setup result limit
Add DTO Fields specify enumerate type class
Remove protocol buffer and add Dto tools
Use new API in ArticleService
Use new API in CodeService
Move daos into generate source set