manaplus: 1.4.7.5-1~getdeb1

  * New upstream version
    fix: vsync control on nvidia closed source drivers.
    fix: vsync control on Mesa.
    fix: social window drawing.
    fix: not use depricated OpenGL api in moder and mobile opengl.
    fix: possible crash with missing images.
    fix: OpenGL texture compression detection.
    fix: window resize in modern OpenGL.
    fix: background music if it was enabled by quick enable action ([3]).
    add: manual context creation in modern OpenGL.
    add: action for select closest monster without filter or priority.
    add: GPU way to copy images to atlases.
    add: use GL_EXT_direct_state_access OpenGL extension in atlases.
    add: disable by default texture atlases on Android.
    add: own action names for using items.
    add: another manaplus mirror in files downloading.