Rename file to avoid confusion with libaec license

Makefile.am

 ACLOCAL_AMFLAGS = -I m4
 SUBDIRS = src tests
-EXTRA_DIST = doc/license.txt CMakeLists.txt cmake/config.h.in \
+EXTRA_DIST = doc/patent.txt CMakeLists.txt cmake/config.h.in \
 cmake/macros.cmake README.SZIP Copyright.txt data
 
 sampledata = 121B2TestData

README

@@ -15,10 +15,10 @@ System Standard documents 121.0-B-2 [1] and 120.0-G-2[2].
 
 
 **********************************************************************
- Patents
+ Patent
 **********************************************************************
 
-In doc/license.txt a clarification on potentially applying
+In doc/patent.txt a clarification on potentially applying
 intellectual property rights is given.
 
 

README.md

@@ -17,9 +17,9 @@ defined in the Space Data System Standard documents [121.0-B-2][1] and
 
 Source code and binary installer can be [downloaded here](https://gitlab.dkrz.de/k202009/libaec/tags).
 
-## Patents
+## Patent
 
-In [license.txt](doc/license.txt) a clarification on potentially
+In [patent.txt](doc/patent.txt) a statement on potentially
 applying intellectual property rights is given.
 
 ## Installation

doc/license.txt → doc/patent.txt

------------------------------------------------------------------------------------
-Lossless Data Compression,Recommended Standard, Issue 2, MAy 2012, CCSDS, 121.0-B-2
------------------------------------------------------------------------------------
-License Considerations, Section A3, page 37
+-------------------------------------------------------------------
+Lossless Data Compression, Recommended Standard, Issue 2, May 2012,
+CCSDS 121.0-B-2
+-------------------------------------------------------------------
+Patent Considerations, Section A3, page 37
 
-With respect to this issue we got the following information from the aforementioned
-NASA contact:
+With respect to this issue we got the following information from
+NASA's Chief Patent Counsel:
 
 From: Geurts, Bryan A. (GSFC-1401)
 Sent: Tuesday, April 21, 2009 12:14 PM
@@ -30,7 +31,7 @@ Greenbelt, MD 20771
 Phone:  (301) 286-7352
 Fax:  (301) 286-9502
 
-Reassuring this information in August 2012 because of the license
+Reassuring this information in August 2012 because of the patent
 considerations in the above referenced CCSDS standard:
 
 From: Geurts, Bryan A. (GSFC-1401)
@@ -48,8 +49,9 @@ your own risk and NASA cannot warrant that its use will satisfy your
 particular needs or that your use will not infringe on another's
 intellectual property rights.
 
------------------------------------------------------------------------------------
+-------------------------------------------------------------------
 
-The cited CCSDS standard does not refer to any other intellectual property rights.
+The cited CCSDS standard does not refer to any other intellectual
+property rights.
 
------------------------------------------------------------------------------------
+-------------------------------------------------------------------