More edits, and pick a release date

(thanks to seborn)

ChangeLog

@@ -1,4 +1,4 @@
-Changes in version 0.4.1.4-rc - 2019-07-??
+Changes in version 0.4.1.4-rc - 2019-07-25
   Tor 0.4.1.4-rc fixes a few bugs from previous versions of Tor, and
   updates to a new list of fallback directories. If no new bugs are
   found, the next release in the 0.4.1.x serious should be stable.
@@ -7,7 +7,7 @@ Changes in version 0.4.1.4-rc - 2019-07-??
     - When considering upgrading circuits from "waiting for guard" to
       "open", always ignore circuits that are marked for close. Otherwise,
       we can end up in the situation where a subsystem is notified that
-      a closing circuits has just opened, leading to undesirable
+      a closing circuit has just opened, leading to undesirable
       behavior. Fixes bug 30871; bugfix on 0.3.0.1-alpha.
 
   o Minor features (continuous integration):
@@ -22,14 +22,14 @@ Changes in version 0.4.1.4-rc - 2019-07-??
 
   o Minor bugfixes (circuit padding):
     - On relays, properly check that a padding machine is absent before
-      logging a warn about it being absent. Fixes bug 30649; bugfix
+      logging a warning about it being absent. Fixes bug 30649; bugfix
       on 0.4.1.1-alpha.
     - Add two NULL checks in unreachable places to silence Coverity (CID
       144729 and 1447291) and better future-proof ourselves. Fixes bug
       31024; bugfix on 0.4.1.1-alpha.
 
   o Minor bugfixes (crash on exit):
-    - Avoid a set of possible code paths that could use try to use freed
+    - Avoid a set of possible code paths that could try to use freed
       memory in routerlist_free() while Tor was exiting. Fixes bug
       31003; bugfix on 0.1.2.2-alpha.