String fixes

manual/conversion.rst

@@ -807,7 +807,7 @@ Converting to PDF
 The first, most important, setting to decide on when converting to PDF is the page
 size. By default, calibre uses a page size of "U.S. Letter". You can change this
 to another standard page size or a completely custom size in the :guilabel:`PDF Output`
-section of the conversion dialog. If you are generating a PDF to be used ona
+section of the conversion dialog. If you are generating a PDF to be used on a
 specific device, you can turn on the option to use the page size from the
 :guilabel:`output profile` instead. So if your output profile is set to Kindle, calibre
 will create a PDF with page size suitable for viewing on the small kindle

src/calibre/gui2/dialogs/book_info.py

@@ -186,7 +186,7 @@ def update_cover_tooltip(self):
             tt += '\n\n'
         if self.cover_pixmap is not None:
             sz = self.cover_pixmap.size()
-            tt += _('Cover size: %(width)d x %(height)d')%dict(width=sz.width(), height=sz.height())
+            tt += _('Cover size: %(width)d x %(height)d pixels')%dict(width=sz.width(), height=sz.height())
         self.cover.setToolTip(tt)
 
     def refresh(self, row, mi=None):

src/calibre/gui2/dialogs/template_dialog.ui

@@ -17,7 +17,7 @@
    </sizepolicy>
   </property>
   <property name="windowTitle">
-   <string>Edit Template</string>
+   <string>Edit template</string>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>