Merge pull request #64 from jcarouth/master

Get rid of "Fatal error: not a git repository…" errors
diff --git a/themes/doubletime/doubletime.theme.bash b/themes/doubletime/doubletime.theme.bash
index 1237f80..e16ba66 100644
--- a/themes/doubletime/doubletime.theme.bash
+++ b/themes/doubletime/doubletime.theme.bash
@@ -17,11 +17,12 @@
 
 doubletime_scm_prompt() {
   CHAR=$(scm_char)
-  if [ $CHAR = $SCM_NONE_CHAR ]
-  then
+  if [ $CHAR = $SCM_NONE_CHAR ]; then
     return
-  else
+  elif [ $CHAR = $SCM_GIT_CHAR ]; then
     echo "$(git_prompt_status)"
+  else
+    echo "[$(scm_prompt_info)]"
   fi
 }