Format text with indent, specific text width.

* src/core/java/com/dataiku/dip/output/Usage.java: Here.
Use a generic description formatter.

* src/dctc/java/com/dataiku/dctc/command/AddAccount.java,
  src/dctc/java/com/dataiku/dctc/command/Cat.java,
  src/dctc/java/com/dataiku/dctc/command/Command.java,
  src/dctc/java/com/dataiku/dctc/command/Cp.java,
  src/dctc/java/com/dataiku/dctc/command/Dispatch.java,
  src/dctc/java/com/dataiku/dctc/command/Edit.java,
  src/dctc/java/com/dataiku/dctc/command/Find.java,
  src/dctc/java/com/dataiku/dctc/command/Grep.java,
  src/dctc/java/com/dataiku/dctc/command/Head.java,
  src/dctc/java/com/dataiku/dctc/command/Ls.java,
  src/dctc/java/com/dataiku/dctc/command/Mkdir.java,
  src/dctc/java/com/dataiku/dctc/command/Mv.java,
  src/dctc/java/com/dataiku/dctc/command/Rm.java,
  src/dctc/java/com/dataiku/dctc/command/Rmdir.java,
  src/dctc/java/com/dataiku/dctc/command/Sync.java,
  src/dctc/java/com/dataiku/dctc/command/Tail.java,
  src/dctc/java/com/dataiku/dctc/command/Version.java: Here.

* src/dctc/java/com/dataiku/dctc/Main.java: Adjust.
Dont't build the complete exception message in debug mode.

* src/dctc/java/com/dataiku/dctc/DCTCLog.java: Just print all clauses.
Don't print the exception message in error mode.

* src/dctc/java/com/dataiku/dctc/DCTCLog.java: Here.
revert: Add a printStackTrace.

* src/dctc/java/com/dataiku/dctc/configuration/GlobalConf.java: Exceptionnal case.
Always check the entire configuration file.

* src/dctc/java/com/dataiku/dctc/Main.java,
  src/dctc/java/com/dataiku/dctc/file/FTPFileBuilder.java,
  src/dctc/java/com/dataiku/dctc/file/FileBuilder.java,
  src/dctc/java/com/dataiku/dctc/file/GSFileBuilder.java,
  src/dctc/java/com/dataiku/dctc/file/HdfsFileBuilder.java,
  src/dctc/java/com/dataiku/dctc/file/HttpFileBuilder.java,
  src/dctc/java/com/dataiku/dctc/file/LocalFileBuilder.java,
  src/dctc/java/com/dataiku/dctc/file/ProtocolFileBuilder.java,
  src/dctc/java/com/dataiku/dctc/file/S3FileBuilder.java,
  src/dctc/java/com/dataiku/dctc/file/SshFileBuilder.java: Here.