Patched memory leaks (thanks, Valgrind!)

archivers/zip.c

@@ -399,6 +399,7 @@ static int ZIP_fileClose(FileHandle *handle)
         free(finfo->buffer);
 
     free(finfo);
+    free(handle);
     return(1);
 } /* ZIP_fileClose */
 

platform/posix.c

@@ -471,6 +471,7 @@ int __PHYSFS_platformClose(void *opaque)
 {
     int fd = *((int *) opaque);
     BAIL_IF_MACRO(close(fd) == -1, strerror(errno), 0);
+    free(opaque);
     return(1);
 } /* __PHYSFS_platformClose */