No Config change support for memory graph logged data

[ho-dor]

Describe the bug
When I play the memory graph logged data and rotate the screen, data stops or app crashes

Expected Behavior
Data should continue playing.

Steps to reproduce it
Open memory graph, play any logged data and rotate your screen midway.

LogCat for the issue
Process: io.neurolab, PID: 31455
java.lang.IllegalStateException: Fragment MemoryGraphFragment{9be7eff} not attached to a context.
at android.support.v4.app.Fragment.requireContext(Fragment.java:696)
at android.support.v4.app.Fragment.getResources(Fragment.java:760)
at io.neurolab.fragments.MemoryGraphFragment.createSet(MemoryGraphFragment.java:257)
at io.neurolab.fragments.MemoryGraphFragment.lambda$addEntry$3$MemoryGraphFragment(MemoryGraphFragment.java:224)
at io.neurolab.fragments.-$$Lambda$MemoryGraphFragment$KudWHORFNSeAlFGTpRamyATEimo.run(Unknown Source:6)
at android.os.Handler.handleCallback(Handler.java:873)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:214)
at android.app.ActivityThread.main(ActivityThread.java:7078)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:494)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:974)

Screenshots of the issue

System Information

Device	Samsung J8
Android version/OS	9

Would you like to work on the issue?
Yes.