Fix broken CmdLineInterface (missing shogun/base/init.h)
Merge pull request #2051 from tklein23/fixing_broken_imports

Fix broken CmdLineInterface (missing shogun/base/init.h)
streaming_onlineliblinear_sparse.cpp: Use mktemp in example

Instead of creating a new file, which then dirtied the "data" submodule
repository, create a temporary file with "mktemp()", as used elsewhere.
Merge pull request #2052 from vperic/examples-mktemp-fix

streaming_onlineliblinear_sparse.cpp: Use mktemp in example