Update gitignore
Format java files using eclipse formatter
Format space between the methods
Rename fields followed android guideline

see also: http://source.android.com/source/code-style.html#follow-field-naming-conventions
Use UserStreamAdapter instead of UserStreamListener
Apply organize imports (It's eclipse's function)
Extract initialize method of TimelineActivity
Create TwitterAccount model for manage access token
Hold TwitterAccount instance on application scope
Delegate view logic from TimelineActivity to helper
Rename args for define responsibility
Format TweetListviewAdapter's style
Call makeStatusMap synchronously
Format ImageLoader's style
Rename ImageLoader's fields for define role
Refactor ImageLoader#getBitmap

- Devide emthod
- Close resources certainly
Refactor ImageLoader#decodeFile

- Extract judging logic whether resize bitmap
Merge pull request #1 from takiguchi0817/review

Review