[Mesa-dev] Further Coccinelle inspired cleanups

[Edward O'Callaghan]

The following patch series continues on what can be done with
Coccinelle to clean up Mesa3D house keeping duties. On a good
note we have a pretty clean tree for the fairly trivial runs
so far.

 [PATCH 1/6] gallium: Remove unnecessary semicolons
 [PATCH 2/6] gallium/drivers: Remove unnecessary semicolons
 [PATCH 3/6] gallium: Use unsigned for loop index
 [PATCH 4/6] gallium/drivers/ilo: Use unsigned for loop index
 [PATCH 5/6] gallium/drivers/r600: Use unsigned for loop index
 [PATCH 6/6] gallium/drivers/svga: Use unsigned for loop index