translation: Refresh all languages
spu2x: remove duplicated function
onepad: use union instead of stange cast

Nicer this way. Beside it removes the strict aliasing issue.
cmake: remove cmake from 3rdparty

3rdparty have been deprecated since a long time on linux.

Files are likely wrong
cmake: s/_LINUX/__linux__/
cmake: remove duplicate flags

also use the lighter elseif structure to reduce a bit the size of cmakefile
cmake: move -DNDEBUG to global option
cmake: enable some aggressive warning

Allow to track strict aliasing issue and overflow
Update pcsx2_Iconized.po
Update pcsx2_Main.po
Update pcsx2_Iconized.po
Update pcsx2_Main.po
cmake: forbid user to use experimental flags

Namely GTK3_API and 64BIT_BUILD_DONT_WORK

The former was barely tested and doesn't compile with standard wx
The latter doesn't work at all

Note: I was very close to disable SDL2 too.  If wxWidget was built with
SDL1 support it will crash
pcsx2:wx3: fix filter selection of iso

On linux, wxChar requires a %ls

It must be tested on windows:
1/ >CDVD>Iso selector>Browse...
2/ try the different filter
console: improve readability on consoles that have black backgrounds

Thanks Micove for the patch.

Close issue #383
SafeArray: add a null pointer check

Thanks @ghost for the report.

Close issue #327
Merge pull request #401 from PCSX2/unicode-mess

pcsx2:wx3: fix filter selection of iso
Merge pull request #400 from pgert/master

sv_SE translation