minor formatting / comment fixes

doc/HACKING

@@ -50,14 +50,14 @@ When you do a commit that needs a ChangeLog entry, add a new file to
 the "changes" toplevel subdirectory.  It should have the format of a
 one-entry changelog section from the current ChangeLog file, as in
 
-   o Major bugfixes:
-      - Fix a potential buffer overflow.  Fixes bug 9999.  Bugfix on
-        Tor 0.3.1.4-beta.
+  o Major bugfixes:
+    - Fix a potential buffer overflow. Fixes bug 9999; bugfix on
+      0.3.1.4-beta.
 
 To write a changes file, first categorize the change.  Some common categories
 are: Minor bugfixes, Major bugfixes, Minor features, Major features, Code
-simplifications and refactoring.  Then say what the change does.  Then, if
-it's a bugfix, then mention what bug it fixes and when the bug was
+simplifications and refactoring.  Then say what the change does.  If
+it's a bugfix, mention what bug it fixes and when the bug was
 introduced.  To find out which Git tag the change was introduced in,
 you can use "git describe --contains <sha1 of commit>".
 

doc/Makefile.am

@@ -30,7 +30,7 @@ doc_DATA =
 endif
 
 EXTRA_DIST = HACKING asciidoc-helper.sh                      \
-             $(html_in) $(man_in) $(txt_in)		     \
+             $(html_in) $(man_in) $(txt_in)                  \
              tor-osx-dmg-creation.txt tor-rpm-creation.txt   \
              tor-win32-mingw-creation.txt
 

src/or/geoip.c

@@ -3,9 +3,10 @@
 
 /**
  * \file geoip.c
- * \brief Functions related to maintaining an IP-to-country database and to
- *    summarizing client connections by country to entry guards, bridges, and
- *    directories as well as statistics on answering network status requests.
+ * \brief Functions related to maintaining an IP-to-country database;
+ * to summarizing client connections by country to entry guards, bridges,
+ * and directory servers; and for statistics on answering network status
+ * requests.
  */
 
 #define GEOIP_PRIVATE
@@ -765,10 +766,10 @@ geoip_get_dirreq_history(geoip_client_action_t action,
 
 /** Return a newly allocated comma-separated string containing entries for
  * all the countries from which we've seen enough clients connect as a
- * bridge, directory, or entry guard. The entry format is cc=num where num
- * is the number of IPs we've seen connecting from that country, and cc is
- * a lowercased country code. Returns NULL if we don't want to export
- * geoip data yet. */
+ * bridge, directory server, or entry guard. The entry format is cc=num
+ * where num is the number of IPs we've seen connecting from that country,
+ * and cc is a lowercased country code. Returns NULL if we don't want
+ * to export geoip data yet. */
 char *
 geoip_get_client_history(geoip_client_action_t action)
 {