[OE-core] qt embedded enable plugin-gfx-powervr

[Stefano]

This the result of ldd on libqgfxpvregl.so

ldd libqgfxpvregl.so

libpvrQWSWSEGL.so.1 => /usr/lib/libpvrQWSWSEGL.so.1 (0x4011b000)
libQtOpenGLE.so.4 => /usr/lib/libQtOpenGLE.so.4 (0x40126000)
libQtGuiE.so.4 => /usr/lib/libQtGuiE.so.4 (0x401ac000)
libEGL.so => /usr/lib/libEGL.so (0x40ac6000)
libQtCoreE.so.4 => /usr/lib/libQtCoreE.so.4 (0x40ad0000)
libpthread.so.0 => /lib/libpthread.so.0 (0x400a3000)
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0x40ddc000)
libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x400cc000)
libc.so.6 => /lib/libc.so.6 (0x40e9f000)
libpvr2d.so => /usr/lib/libpvr2d.so (0x400e9000)
libGLESv2.so => /usr/lib/libGLESv2.so (0x40fca000)
libm.so.6 => /lib/libm.so.6 (0x4101c000)
libQtNetworkE.so.4 => /usr/lib/libQtNetworkE.so.4 (0x4108d000)
libglib-2.0.so.0 => /usr/lib/libglib-2.0.so.0 (0x411c2000)
libpng12.so.0 => /usr/lib/libpng12.so.0 (0x412a8000)
libz.so.1 => /usr/lib/libz.so.1 (0x40075000)
libfreetype.so.6 => /usr/lib/libfreetype.so.6 (0x412ce000)
libIMGegl.so => /usr/lib/libIMGegl.so (0x400f6000)
libdl.so.2 => /lib/libdl.so.2 (0x4010d000)
libgthread-2.0.so.0 => /usr/lib/libgthread-2.0.so.0 (0x41347000)
librt.so.1 => /lib/librt.so.1 (0x41353000)
/lib/ld-linux.so.3 (0x4004f000)
libsrv_um.so => /usr/lib/libsrv_um.so (0x41362000)

Look like correct...