Merge pull request #12 from DennisVis/master

#4 corrected build directory
Merge pull request #13 from DennisVis/master

#4 corrected doc directory
Merge pull request #14 from DennisVis/master

#11 publishing snapshot on travis build
#15 Corrected pieces of JavaDoc
Merge pull request #16 from DennisVis/fix-api-doc

#15 Corrected pieces of JavaDoc