Added descriptions to keywords extraction's options
Merge branch 'master' of git://github.com/CeON/CoAnSys
Changed keywords extraction workflow's name
Merge branch 'master' of git://github.com/CeON/CoAnSys

Conflicts:
	keywords-extraction/keywords-extraction-workflow/src/main/oozie/config-default.xml
Merge pull request #142 from acz-icm/master

Description to keywords extraction options. Workflow's name.