Reviewed-by: art, mschoene

Summary: Added Xflush() call after splash screen is updated to ensure update is no stuck in client side buffer until JVM starts up. See JET review request 4154 for details.
Reviewed-by: kevinw, anthony

Reviewed-by: darcy, weijun

Summary: Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell

Summary: Using poll() instead of select()
Reviewed-by: yan, denis

Summary: Force hiding the splashscreen if the code cannot allocate a reasonable number of color cells on PseudoColor displays
Reviewed-by: son, art