Callbacks weren't properly transmited to java layer. Problem was in swig's descriptions
of these callbacks not being properly channeled to java and instead being emitted in stub declaration.

Refs #53478

Mimicks vlc-android architecture

Refs #44875

We now build pjsip from our own android makefiles, we can generate an apk
compatible simultaneously with arm and x86.

Refs #40953

Apk generated cannot be used on real devices, no need for now, but it could be useful
to have two types of builds: for tests on x86 emulator, and nightlies.

This commit also fixes minor indent errors and remove unused class
AnimationManager.

updated jenkins script

* updated sflphone module