update settings.ini template

Author: Jared Murrell

settings.ini

@@ -6,11 +6,13 @@ GITHUB_TOKEN=
 GITHUB_URL=
 ## The GitHub Org to create the repos in
 GITHUB_ORG=
-## Not presently used, but an easy add
+## the author mapping. If it's declared here, it must exist or the script will exit
 AUTHORS_FILE=/tmp/authors.txt
 ## SVN username... default is fine for unauthenticated
 SVN_USERNAME=anonymous
 ## SVN password... default is fine for unauthenticated
 SVN_PASSWORD=anonymous
 ## Not used, but will be used to bypass converting history
 CONVERT_HISTORY=true
+## Max file size for the repo. Default=100MB
+MAX_FILE_SIZE=100