updated a bunch of headers

for the new license

zlibWrapper/gzread.c

@@ -1,6 +1,6 @@
 /* gzread.c contains minimal changes required to be compiled with zlibWrapper:
- * - gz_statep was converted to union to work with -Wstrict-aliasing=1      */ 
- 
+ * - gz_statep was converted to union to work with -Wstrict-aliasing=1      */
+
  /* gzread.c -- zlib functions for reading gzip files
  * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013, 2016 Mark Adler
  * For conditions of distribution and use, see http://www.zlib.net/zlib_license.html