[TACHYON-83] Close stream and UnderFS in master image
Fixing EditLog.java
Fixing code review comments.
Re-arrange the import order as per code review comments.
clean api. remove getFileNetAddresses and getFileHosts
improve getFileStatus(int fileId, String path, boolean useCachedMetadata) in TachyonFS
removes several methods only used in TachyonFile. Use getFileStatus() instead.
Merge pull request #367 from mubarak/TACHYON-83

[TACHYON-83] Close stream and UnderFS in master image
throw exception may caused by close in finally blocks in image and editlog
TACHYON-87 TACHYON-89

Rename all final with upper case to camelcase
Tag LOG to be static final
Fix unit tests due to name changes
Prefix member with m
Fix rebase from master for rename vars to Google style.
Merge pull request #383 from hsaputra/rename_finaluppercase_prefixmember

TACHYON-87 TACHYON-89 TACHYON-91 Rename with Google Style
format tweak
merge master branch