[3D] add initial support for stereoscopics handling to JSONrpc
Bump JsonRPC api version
Merge pull request #3307 from da-anda/3d-interfaces

[3D] allow interfaces to change the stereoscopic mode of the gui
Merge pull request #3412 from blinkseb/external_libass

[Win32] Convert libass to external dependency
CurlFile: add implementation of base virtual function GetContent()
Merge pull request #3533 from Karlson2k/curlfile_update_05

CurlFile: add implementation of base virtual function GetContent()
Merge pull request #3428 from oceanheart99/issue/3428

Memory leak when playing stream with xbmc in android platform
FIX: [droid] wrong path in gdb.setup
Merge pull request #3547 from koying/quickpr

FIX: [droid] wrong path in gdb.setup
FIX: [mediacodec] fix surface rendering white list detection
FIX: [droid] joystick debugging spam
Merge pull request #3548 from koying/fixdroidamcwhitelist

FIX: [mediacodec] fix surface rendering white list detection
CFile: fix null pointer dereference in Stat() and Write()
[vfs] CFile: add null pointers checks
fix broken linux build
fixed, SM_TEXTURE_RGBA_OES requries GL_OES_EGL_image_external, check for presence
Merge pull request #3536 from davilla/joystick

Android Joystick Handling
VFS: add virtual IFile::GetContentCharset() and implementation for CurlFile
CFile: add GetContentMimeType() and GetContentCharset() functions
VFS: add implementation of GetContentCharset() for FileCache