Document fix for missing params file

Signed-off-by: Tom Eastep <teastep@shorewall.net>

Shorewall/changelog.txt

@@ -2,6 +2,8 @@ Changes in Shorewall 4.4.15.1
 
 1)  Change assertion into a warning in getparams.
 
+2)  Correct handling of missing params file.
+
 Changes in Shorewall 4.4.15
 
 1)  Add macros from Tuomo Soini.

Shorewall/known_problems.txt

@@ -8,3 +8,13 @@
     that have a multi-line value.
 
     Will be fixed in 4.4.15.1 or 4.4.16, whichever is released first.
+
+3)  If a params file does not appear in the CONFIG_PATH, compilation
+    fails with the error:
+
+    	   .: 31: Can't open /etc/shorewall6/params
+	   ERROR: Processing of /etc/shorewall6/params failed
+
+    Workaround: 'touch /etc/shorewall/params' (or
+                /etc/shorewall6/params).
+

Shorewall/releasenotes.txt

@@ -19,6 +19,12 @@ VI.   PROBLEMS CORRECTED AND NEW FEATURES IN PRIOR RELEASES
     compilation failed with an Internal Error. The code has been
     changed to ignore all but the first line of a multi-line value.
 
+2)  If a params file does not appear in the CONFIG_PATH, compilation
+    failed with the error:
+
+    	   .: 31: Can't open /etc/shorewall6/params 
+	   ERROR: Processing of /etc/shorewall6/params failed
+
 4.4.15
 
 1)  Previously, if