Remove php.gif from the project root directory

The PHP logo is also displayed in the main README.md file using a shiny
SVG format so there is no need to use GIF format.

Author: petk

php.gif

@@ -263,7 +263,6 @@ function extract_file_from_tarball($pkg, $filename, $dest_dir) /* {{{ */
 
 /* general other files */
 $general_files = array(
-	"php.gif"				=>	"php.gif",
 	"$GLOBALS[build_dir]\\deplister.exe"	=>	"deplister.exe",
 );