[PATCH 1/4] lib: drop comment about only indexing one file.

[David Bremner <david@tethera.net>]

Although the situation is complicated by the value fields (which are
taken from a single file), this comment is now more false than true.
---
 lib/database.cc | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/lib/database.cc b/lib/database.cc
index 9cf8062c..fc42c4ba 100644
--- a/lib/database.cc
+++ b/lib/database.cc
@@ -66,11 +66,10 @@ typedef struct {
  * Mail document
  * -------------
  * A mail document is associated with a particular email message. It
- * is stored in one or more files on disk (though only one has its
- * content indexed) and is uniquely identified  by its "id" field
- * (which is generally the message ID). It is indexed with the
- * following prefixed terms which the database uses to construct
- * threads, etc.:
+ * is stored in one or more files on disk and is uniquely identified
+ * by its "id" field (which is generally the message ID). It is
+ * indexed with the following prefixed terms which the database uses
+ * to construct threads, etc.:
  *
  *    Single terms of given prefix:
  *
-- 
2.20.1