Revert "Disable dalvik log spam"

This reverts commit 64475ddbdd0cac5cb349a91f979e281d22340023.

Now it's disabled by default http://review.cyanogenmod.org/#/c/51489/

Change-Id: I3eea24eceb0494003b47c3195c3700153bfce5d0
Merge remote-tracking branch 'cm/cm-10.2' into cm-10.2