Clean deprecated methods from client
Make qualified method for TachyonURI.
Create method for getFileStatus with just fileId.
Formatting.
Merge branch 'master' into tachyon-14_4

Conflicts:
	core/src/main/java/tachyon/client/TachyonFile.java
Add unit tests
Merge pull request #428 from calvinjia/tachyon-14_4

[Tachyon-14] TachyonURI (Misc)
close FileChannel after mapping
update formatter
code format
java doc tweak
Remove additional StringBuilders creation by removing the redundant addition (+) sign for String concat.
Merge pull request #436 from hsaputra/remove_plus_stringbuilder_users

Remove additional + sign in StringBuilder.append calls
Merge pull request #435 from dcapwell/closeFileChannel

close FileChannel after mapping
fix oudated JIRA link
also in layouts
Merge pull request #438 from WangTaoTheTonic/fixOutdatedLink

fix oudated JIRA link
added notion of block with write channel.  still fixing tests
added request space check
bug fixes