Post-alpha phase
Some Ui refactoring
Forgotten compile flag
Fix for #228

 * "empty" objects were wrongly handled in CPyro
Typo fix
Fixed test binaries location
Datadir in command line didn't work with config.

Values from config file overwrote datadir
Added '-game' launch option
Fixed @Emxx52 's fail :P

Merge branch 'master' into dev
Conflicts:
	src/app/app.cpp
Do not change master branch unless you REALLY know what U R doing!

Revert "Added '-game' launch option"

This reverts commit 2891c2ea4ce2e7c844d1e93db71dcfa8ad2ca100.
Fix for #232 - Images in SatCom

Only images, icons still don't work
Updated data submodule
Fixed some CBot-related memory leaks

 * fixed leaks in CScript::CheckToken()
 * fixed leaks in CInterface
 * commented out unused function in robotmain.cpp
Fixed memory leaks in CText
Fixed CTerrain-related memory leaks
Updated data submodule
MacOSX: Add initial support in CMake build infra
Include the OpenAL headers using the "al.h" form, as recommended by its CMake finder script
Fix system_other implementation by adding an Init() and fixing the wrong const
Added option to force to use bundled gmock/gtest

 * resolves problem when version of gmock/gtest found installed in system
   disagrees with the bundled one
 * removed -DGTEST_HAVE_PTHREAD=0, seems that pthread is needed after all