Remove double sudo in travis octave 3.6 second ppa.
Remove octave 3.6 second ppa in travis.
add expectation propagation to modular interfaces
Merge pull request #1463 from votjakovr/feature/gp_binary_classification

Add expectation propagation to modular interfaces
SGNDArray octave in typemap fix
improve cmake summary
Merge pull request #1465 from pickle27/develop

SGNDArray octave in typemap fix
Unit test for future changes on SGSparseVector.
Avoid copy/malloc in SGSparseVector::sort_feature() :
* changed qsort_index to sort inline
* changed compression to work in line (and filter zero-entries)
* added switch "stable_pointers" to prevent re-alloc
* added unit-tests for new behaviour (in previous commit)
Merge pull request #1467 from tklein23/sort_features_refactoring

Last bit of sort_features() refactoring
Removed two big unit tests to fix the build.  (Used too many c++09/11 features like "auto" and extended initializers.)
Removed "auto" type declaration from unit test.
Merge pull request #1468 from tklein23/build_hotfix

Removed two unit tests to fix the build...
Removed all the beautyful c++09/c++11 achievements from test.
Merge pull request #1469 from tklein23/build_hotfix

Fixed sg_sparse_vector unit tests to be c++98 compliant
move n into local context to fix warning
fix unsigned/signed warning
use dim_vector(1,n) instead of deprecated (n)
Started a small readme how to use cmake build system.
Added more information to README.cmake - how to get a list of possible interfaces.