Merge pull request #1808 from iglesias/develop

Update bugfix NEWS for latest release
update release date
improve release script
Fix build failure for std complex type
update news
automagic news entry on the website generation
update news
fix release script and update NEWS for develop
don't include dirs if the don't exist
clean sparse file from testsuite
fix inclusion of subdirs
fix build of java_modular with OpenJDK
Merge pull request #1809 from shogun-toolbox/feature/fix-java_modular

fix build of java_modular with OpenJDK
fix include-order to fix build when shogun-headers present in system-dirs
Merge pull request #1811 from shogun-toolbox/feature/fix-include-order

fix include-order to fix build when shogun-headers present in system-dirs
Upgrade pip to 1.5 for python3 job
2to3 fixes for python examples
fix structure_dynprog_modular for Python3
Octave 3.8.0 does not have libcruft
Merge pull request #1812 from opoplawski/octave38

Octave 3.8.0 does not have libcruft