utils: Boolean, and integer.

* src/core/java/com/dataiku/dip/utils/BooleanUtils.java,
  src/core/java/com/dataiku/dip/utils/IntegerUtils.java: Here.
clean: Factorize, generalized, rewritte.

* src/dctc/java/com/dataiku/dctc/configuration/GlobalConf.java: Here.
style: Spaces update

* src/dctc/java/com/dataiku/dctc/configuration/SshConfig.java,
  src/dctc/java/com/dataiku/dctc/configuration/StructuredConf.java,
  src/dctc/java/com/dataiku/dctc/AuthenticationFailedException.java,
  src/dctc/java/com/dataiku/dctc/DCTCLog.java,
  src/dctc/java/com/dataiku/dctc/AutoGZip.java: Here.
alias: asList is immutable.

* src/dctc/java/com/dataiku/dctc/configuration/Alias.java: Here.
* src/dctc/java/com/dataiku/dctc/GlobalConstants.java: Constants.
globbing: clean.

* src/dctc/java/com/dataiku/dctc/Globbing.java: This file.
main: Factorize.

* src/dctc/java/com/dataiku/dctc/Main.java: Here.
style: Update.
Comment the number management in News file.

* News.txt: Number could have underscore.