githelp: drop the trailing period from single sentence output for consistency

githelp: drop the trailing period from single sentence output for consistency

There are several instances of multiple sentence output, which I left alone.
That is already nonstandard style, so dropping the period doesn't seem like an
improvement.

--- a/hgext/githelp.py	Wed Apr 04 20:37:52 2018 +0900
+++ b/hgext/githelp.py	Wed May 23 22:17:04 2018 -0400
@@ -170,7 +170,7 @@
             cmd.extend(args)
         else:
             ui.status(_("note: use hg addremove to remove files that have "
-                        "been deleted.\n\n"))
+                        "been deleted\n\n"))
 
     ui.status((bytes(cmd)), "\n")
 
@@ -195,7 +195,7 @@
     ui.status((bytes(cmd)), "\n")
 
 def bisect(ui, repo, *args, **kwargs):
-    ui.status(_("see 'hg help bisect' for how to use bisect.\n\n"))
+    ui.status(_("see 'hg help bisect' for how to use bisect\n\n"))
 
 def blame(ui, repo, *args, **kwargs):
     cmdoptions = [
@@ -354,7 +354,7 @@
     if opts.get('continue'):
         cmd['--continue'] = None
     elif opts.get('abort'):
-        ui.status(_("note: hg graft does not have --abort.\n\n"))
+        ui.status(_("note: hg graft does not have --abort\n\n"))
         return
     else:
         cmd.extend(args)
@@ -456,7 +456,7 @@
 
 def deprecated(ui, repo, *args, **kwargs):
     ui.warn(_('this command has been deprecated in the git project, '
-              'thus isn\'t supported by this tool.\n\n'))
+              'thus isn\'t supported by this tool\n\n'))
 
 def diff(ui, repo, *args, **kwargs):
     cmdoptions = [
@@ -470,7 +470,7 @@
 
     if opts.get('cached'):
         ui.status(_('note: Mercurial has no concept of a staging area, '
-                    'so --cached does nothing.\n\n'))
+                    'so --cached does nothing\n\n'))
 
     if opts.get('reverse'):
         cmd['--reverse'] = None
@@ -560,7 +560,7 @@
     ui.status(_('note: -v prints the entire commit message like Git does. To '
                 'print just the first line, drop the -v.\n\n'))
     ui.status(_("note: see hg help revset for information on how to filter "
-                "log output.\n\n"))
+                "log output\n\n"))
 
     cmd = Command('log')
     cmd['-v'] = None
@@ -655,7 +655,7 @@
     cmd = Command("log -T '{node}\\n' -r 'ancestor(%s,%s)'"
                   % (args[0], args[1]))
 
-    ui.status(_('note: ancestors() is part of the revset language.\n'),
+    ui.status(_('note: ancestors() is part of the revset language\n'),
               _("(learn more about revsets with 'hg help revsets')\n\n"))
     ui.status((bytes(cmd)), "\n")
 
@@ -754,7 +754,7 @@
         cmd = Command('histedit')
         if len(args) > 0:
             ui.status(_("also note: 'hg histedit' will automatically detect"
-                      " your stack, so no second argument is necessary.\n\n"))
+                      " your stack, so no second argument is necessary\n\n"))
         ui.status((bytes(cmd)), "\n")
         return
 
@@ -800,7 +800,7 @@
 
     ui.status(bytes(cmd), "\n\n")
     ui.status(_("note: in hg commits can be deleted from repo but we always"
-              " have backups.\n"))
+              " have backups\n"))
 
 def reset(ui, repo, *args, **kwargs):
     cmdoptions = [
@@ -932,7 +932,7 @@
     elif (action == 'branch' or action == 'show' or action == 'clear'
         or action == 'create'):
         ui.status(_("note: Mercurial doesn't have equivalents to the "
-                    "git stash branch, show, clear, or create actions.\n\n"))
+                    "git stash branch, show, clear, or create actions\n\n"))
         return
     else:
         if len(args) > 0:

--- a/tests/test-githelp.t	Wed Apr 04 20:37:52 2018 +0900
+++ b/tests/test-githelp.t	Wed May 23 22:17:04 2018 -0400
@@ -221,7 +221,7 @@
 
 githelp for whatchanged should show deprecated message
   $ hg githelp -- whatchanged -p
-  this command has been deprecated in the git project, thus isn't supported by this tool.
+  this command has been deprecated in the git project, thus isn't supported by this tool
   
 
 githelp for git branch -m renaming
@@ -259,7 +259,7 @@
 git merge-base
   $ hg githelp -- git merge-base --is-ancestor
   ignoring unknown option --is-ancestor
-  note: ancestors() is part of the revset language.
+  note: ancestors() is part of the revset language
   (learn more about revsets with 'hg help revsets')
   
   hg log -T '{node}\n' -r 'ancestor(A,B)'
@@ -279,7 +279,7 @@
   hg commit --interactive
 
   $ hg githelp -- git add --all
-  note: use hg addremove to remove files that have been deleted.
+  note: use hg addremove to remove files that have been deleted
   
   hg add
 
@@ -288,9 +288,9 @@
   $ hg githelp -- git reflog
   hg journal
   
-  note: in hg commits can be deleted from repo but we always have backups.
+  note: in hg commits can be deleted from repo but we always have backups
 
   $ hg githelp -- git reflog --all
   hg journal --all
   
-  note: in hg commits can be deleted from repo but we always have backups.
+  note: in hg commits can be deleted from repo but we always have backups