Package libsigc++: Enable shared build.
Package glibmm: Enable shared build.
Package libxml++: Enable shared build.
Package atkmm: Enable shared build.
Package libgsf: Enable shared build.
Add package polarssl
Use tmp-PKG-TARGET as temporary dir

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Always symlink to log/PKG_TARGET

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Fix libxvidcore shared DLL location

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Merge pull request #351 from TobiX/shared-2014-03-19

Enable shared builds, 5 more packages
Merge pull request #348 from TimothyGu/parallel

Allow building packages for different targets simultaneously using multiple `make` instances
Merge pull request #352 from AndreHeinecke/master

Add package polarssl
Added package NLopt.
Merge pull request #345 from cipherz/nlopt

Nlopt
doc update: add note about `make cleanup-style`
package cppunit: update and change project website
Merge pull request #356 from larssilven/larssilven

package cppunit: update and change project website
Package glew: Enable shared build & use original makefile.

- Using the upstream makefile looks like the cleaner approch.
- Still needs minor patching of the pkg-config files.
- For shared builds, we use -O0 instead of -O2, otherwise the resulting
  DLL does not work...