Revert "Merge branch 'testing' of https://github.com/Vachounet/kernel_acer_S520_S800 into testing"

This reverts commit 6ea63489c0ea8dec4f1589c10e6036cf4d7ec91a, reversing
changes made to 9c4b411cb75fda1b0083123d0334d343fd49d7cb.
Revert "test config"

This reverts commit 058293546bbd9bc48a5ac1a9bd2851a8cdc4f7ba.