Disabled the explicit copy of egl.cfg on BoardConfig.mk as it is not needed since we use the BOARD_EGL_CFG variable in galaxysl.mk

Signed-off-by: David Rodero <david@codiguiel.net>
Merge branch 'cm-10.1' into phablet-10.1

Signed-off-by: David Rodero <david@codiguiel.net>

Conflicts:
	galaxysl.mk