mod: show timeline file name when getting TwitterException
mod: removed version variable in main class
mod: Change TwitterFsFile to interface and introduced TwitterFsFileImple for concreate class
mod: print authenticated user name in message when TwitterException recieved.
fix: implement necessary mothod
mod: not to show stacktrace if error is authenticateion while getting user timeline
mod: log remaining count of rate limit every retrieval.
mod: try not to show exception when exceeding rate limit. 
implement to wait until reset.
fix: not handled 401 Authentication credentials error.
fix: file modification time is not set correctly for timeline file.

fixed to set time when new status is added.
mod: not show Rate limit exeeed message for default timeline file includeing Retweet_of_me
mod: not show Rate limit exeeed message for default timeline file includeing Retweet_of_me
mod: try not to show StackTrace when catching TwitterException while writing message.
fix: kernel module continue to send write request if we return ENOENT/EIO corresponding to TwitterException while posting.
Make PostFiel.write() to return 0  instead of throwing FileNotFound/IOException.
mod: update jar file