d3dx8: Implement D3DXCreateTextureFromFile functions in relation to the extended version - 3rd try

["Luis C. Busquets Pérez"]

d3dx8tex.h with the mentioned name.

I should be done now. Please send comments if not.

---
  dlls/d3dx8/Makefile.in |    1 +
  dlls/d3dx8/d3dx8.spec  |    8 ++--
  dlls/d3dx8/texture.c   |   86 
++++++++++++++++++++++++++++++++++++++++++++++++
  include/d3dx8.h        |    1 +
  include/d3dx8tex.h     |   43 ++++++++++++++++++++++++
  5 files changed, 135 insertions(+), 4 deletions(-)
  create mode 100644 dlls/d3dx8/texture.c
  create mode 100644 include/d3dx8tex.h