UPDATE: For IT, output directories now contains a link to the test directory. Remove unused methods.
Merge branch 'master' of https://code.google.com/p/eoulsan

Conflicts:
	src/main/java/fr/ens/transcriptome/eoulsan/it/ProcessIT.java
	src/main/java/fr/ens/transcriptome/eoulsan/it/ResultIT.java
UPDATE: In ProcessIT, now create a STDOUT and STDERR files that contains the standard output and error of the script to execute in the output directory of each test.
UPDATE: In ITFactory now create a symbolic link to the output of latest execution of IT.
ADD: In IT and , a parameter now allow to run an unique test.
FIX: In AbstractSequenceReadsMapper, now do not use use repeated spaced between arguments as arguments.