* fixed invalid read in SGSparseVector::sort_features(): Worked on realloc'ed memory.
* SGSparseVector::sort_features(): freeing allocated memory as soon as possible
* Introduced clone() method for SGSparseVector (similar to SGVector).  Added unit test.
SOBI changed AJD method to JADiagOrth because the time lagged matrices may not be pos def
Merge pull request #1412 from tklein23/sparse_fixes

SGSparseVector: fixed invalid reads in sort_features() and introduce clone() method + unit test
Made refcounting in SGObject use the RefCount class
Merge pull request #1406 from van51/feature/refcount

Made refcounting in SGObject use the RefCount class
Merge pull request #1413 from pickle27/develop

SOBI changed AJD method to JADiagOrth because the time lagged matrices m...
Merge pull request #1414 from iglesias/feature/lmnn

Feature/lmnn
Find the right version of python library see issue #1407 Travis: quietly install numpy with pip on python3.3
drop eclipse files
drop eclipse settings
add build dir to git ignores
add third_party dir to git ignores
Move GoogleMock source directory to third_party
disable svn checkout of GoogleMock if the right revision is already checked out into
the source dir
fix sgvectors' refcount - to 0 -> ref -> 1 upon init
Merge pull request #1419 from votjakovr/develop

Add third_party dir to git ignores
Fix spinlock detection with clang
Add the right pthread library flag to the linking flags
Fix location of try_compile of spinlock test
Write suport for opertor new and delete using Jemalloc
Now comparing vector to clone (was: vector to itself)
fix doc Makefile