message: Fix OpenGL integer vector uniforms
  Initial state was only being serialized for the first element.
diff: @@ -571,11 +571,20 @@ void DoSerialise(SerialiserType &ser, ProgramUniformValue &el)
  case eGL_FLOAT_MAT2:
  case eGL_DOUBLE_MAT2:
  case eGL_FLOAT_VEC4:
  - case eGL_DOUBLE_VEC4: elemCount = 4; break;
  + case eGL_DOUBLE_VEC4:
  + case eGL_INT_VEC4:
  + case eGL_UNSIGNED_INT_VEC4:
  + case eGL_BOOL_VEC4: elemCount = 4; break;
  case eGL_FLOAT_VEC3:
  - case eGL_DOUBLE_VEC3: elemCount = 3; break;
  + case eGL_DOUBLE_VEC3:
  + case eGL_INT_VEC3:
  + case eGL_UNSIGNED_INT_VEC3:
  + case eGL_BOOL_VEC3: elemCount = 3; break;
  case eGL_FLOAT_VEC2:
  - case eGL_DOUBLE_VEC2: elemCount = 2; break;
  + case eGL_DOUBLE_VEC2:
  + case eGL_INT_VEC2:
  + case eGL_UNSIGNED_INT_VEC2:
  + case eGL_BOOL_VEC2: elemCount = 2; break;
  default:
  // all other types are elemCount = 1
  break;
  