Update version numbers.

Fix -Wuninitialized.

Update Doxyfile version (fake commit during svn to git transition).

Remove stuff that patches did not (fake commit during svn to git tran…

…sition).

Don't make changes in a tag! Obviously I have not had enough caffeine…

… this morning.

Remove CosineTree tests.

Turn debugging and profiling symbols off by default.

Default to DEBUG and PROFILE off.

Update build guide to latest version.

Remove internal sparse support; if sparse support is desired, use MLP…

…ACK with Armadillo 3.4.0 (or newer).