Text relocations on API >= 23

[fillobotto]

When compiling against API 23+, text relocations are no longer supported. You might recompile lib without relocations.

java.lang.UnsatisfiedLinkError: dlopen failed: /data/app//lib/x86/libavcodec-56.so: has text relocations

http://stackoverflow.com/questions/32346402/libavcodec-so-has-text-relocations