Merge pull request #392 from Tsbook/master

Update cz_CZ.ini
[Controls] updated

https://github.com/hrydgard/ppsspp/pull/6738
[Controls] updated

https://github.com/hrydgard/ppsspp/pull/6738
Update ru_RU.ini
Merge pull request #394 from QWEmct/patch-7

Update ru_RU.ini
Update ru_RU.ini
Update es_ES.ini

Added new strings.
Update gl_ES.ini

Added new strings
Merge pull request #395 from QWEmct/patch-9

Update ru_RU.ini
Merge pull request #396 from ppmeis/patch-52

Update es_ES.ini
Merge pull request #397 from ppmeis/patch-53

Update gl_ES.ini
[Audio] updated

https://github.com/hrydgard/ppsspp/commit/5f8f3633a859a4a3458280f089817c88c3a1e6eb#diff-3b44d099a0c420c43448f51fdcd583ac
[Audio] updated

https://github.com/hrydgard/ppsspp/commit/5f8f3633a859a4a3458280f089817c88c3a1e6eb#diff-3b44d099a0c420c43448f51fdcd583ac
"Screen Scaling Filter" translated

https://github.com/hrydgard/ppsspp/commit/d234ab03c68c02a7f74367636ae22a3357f15abc#diff-200fa3b2e859f1837cd62623c1d1bad6

https://github.com/hrydgard/ppsspp/commit/d234ab03c68c02a7f74367636ae22a3357f15abc#diff-3b44d099a0c420c43448f51fdcd583ac
"Screen Scaling Filter" translated

https://github.com/hrydgard/ppsspp/commit/d234ab03c68c02a7f74367636ae22a3357f15abc#diff-200fa3b2e859f1837cd62623c1d1bad6

https://github.com/hrydgard/ppsspp/commit/d234ab03c68c02a7f74367636ae22a3357f15abc#diff-3b44d099a0c420c43448f51fdcd583ac
Update ru_RU.ini
Merge pull request #398 from QWEmct/patch-10

Update ru_RU.ini
update pl_PL.ini
Merge pull request #399 from godlesplay/patch-3

update pl_PL.ini
Update es_ES.ini

Removed unused audio entries. Added new filter option.