ignore .git folders

it turns out, some folks have .git in their repos, and this falsely identifies those as submodules. Let's remove those entries and not present the user with the option to migrate them

Author: Jared Murrell

_functions.sh

@@ -200,6 +200,10 @@ function _discover_submodules()
   echo "Discovering potential submodule candidates..."
   # Get the potential list of submodules, with branches, tags and trunk
   svn -R list ${REPO_URL} ${SVN_OPTIONS}|grep -E '(/trunk/$|/branches/$|/tags/$)' > /tmp/submodules.txt
+  # it turns out, some folks have .git in their repos, and this falsely
+  # identifies those as submodules. Let's remove those entries and not
+  # present the user with the option to migrate them
+  sed -i 's/\/.git\//d' /tmp/submodules.txt
   # Remove empty "trunk", "tags" and "branches" from the list of potentials
   for DIR in $(cat /tmp/submodules.txt);
   do