remove changes file i'd already merged in (oops)

changes/bug3465-022

@@ -1,6 +0,0 @@
-  o Minor bugfixes:
-
-    - Add BUILDTIMEOUT_SET to the list returned by the 'GETINFO
-      events/names' control-port command.  Bugfix on 0.2.2.9-alpha;
-      fixes part of bug 3465.
-

changes/cid_428

@@ -1,5 +0,0 @@
-  o Minor bugfixes:
-    - Always NUL-terminate the sun_path field of a sockaddr_un before
-      passing it to the kernel. (Not a security issue: kernels are
-      smart enough to reject bad sockaddr_uns.) Found by Coverity; CID
-      # 428. Bugfix on Tor 0.2.0.3-alpha.

changes/cid_450

@@ -1,5 +0,0 @@
-  o Minor bugfixes:
-    - Don't stack-allocate the list of supplementary GIDs when we're
-      about to log them. Stack-allocating NGROUPS_MAX gid_t elements
-      could take up to 256K, which is way too much stack.  Found by
-      Coverity; CID #450. Bugfix on 0.2.1.7-alpha.

changes/memleak_rendcache

@@ -1,4 +0,0 @@
-  o Minor bugfixes:
-    - Fix a memory leak when receiving a descriptor for a hidden
-      service we didn't ask for. Found by Coverity; CID#30. Bugfix on
-      0.2.2.26-beta.