Doesn't work in Marshmallow

[rahim-figs]

The lock activity (Lock.java) doesn't start. It crashes in in the function fullscreen(), line 965.

I changed the targetSdkVersion to 22 and it was working normally. Only when we target it to version 23, it crashes. Please take a look at this.

[7fe]

@rahim-figs If you made a pull request would this fix this issue for users? Meaning have you had any other issues?