change max size and validation limits
change version of play-jsmessages from snapshot to stable
- now we will use  play-jsmessages 1.4.1 with play 2.1
change alert message color
remove unused code and cache
fix misspelled and comments
change anonymous user creation method and clear user information of session and cooke in case of mismatched to db
change comment size limit
revert import statements
fix some signup form issues
- change some placeholder messages to i18n
- fix misspelled word including 'destory' -> 'destroy'
- add scripts which make always id lowercase and prevent not to contain any spaces
fix issue list sorting bug and comments count display bug
modify unauthorized warning page
hide sort menu in case of no messages
remove unnecessary placeholder message
some minor refactoring
fix some css