release makefile fixes

-run configure before make ChangeLog to ensure .config is present
-don't make distclean to ensure that lib/versionstring.h is still present
updated changelog
don't call inplace new in octave_static for sparse vectors
use -a for tee as that's more widespread among OSes
Merge pull request #941 from vigsterkr/master

use -a for tee as that's more widespread among OSes
updated changelog
updated changelog
added a modelselection example for multiclass lib svm
Merge pull request #942 from karlnapf/master

new example for model selection multiclass svm
Merge branch 'master' of github.com:shogun-toolbox/shogun
Fixed bug with libsvm 3 classes
release fixes

- disable json serialization for now
- rename OCTAVE_LOADPATH -> OCTAVE_PATH
Last update of tapkee before release

- Much more doc
- Various code improvements (better naming, less warnings)
updated changelog
updated reference documentation
support various label types in static interface
Updated NEWS
SGString is not based on SGReferencedData
Fixed date of release
updated changelog