[1.7.x] Fixed #22796 -- Added a more basic explanations of forms.

Thanks bmispelon, kezabelle, jorgecarleitao, and timgraham for reviews.

Backport of cd20b5d1 from master

docs/ref/forms/api.txt

@@ -365,6 +365,8 @@ You can write code to perform validation for particular form fields (based on
 their name) or for the form as a whole (considering combinations of various
 fields). More information about this is in :doc:`/ref/forms/validation`.
 
+.. _ref-forms-api-outputting-html:
+
 Outputting forms as HTML
 ------------------------
 
@@ -481,6 +483,8 @@ it calls its ``as_table()`` method behind the scenes::
     <tr><th><label for="id_sender">Sender:</label></th><td><input type="email" name="sender" id="id_sender" /></td></tr>
     <tr><th><label for="id_cc_myself">Cc myself:</label></th><td><input type="checkbox" name="cc_myself" id="id_cc_myself" /></td></tr>
 
+.. _ref-forms-api-styling-form-rows:
+
 Styling required or erroneous form rows
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

docs/spelling_wordlist

+à
 Aalto
 accessor
 Aceh
@@ -152,6 +153,7 @@ dirmod
 distro
 divisibleby
 django
+Django's
 djangojs
 djangonaut
 djangoproject

docs/topics/forms/formsets.txt

@@ -56,7 +56,7 @@ Using initial data with a formset
 Initial data is what drives the main usability of a formset. As shown above
 you can define the number of extra forms. What this means is that you are
 telling the formset how many additional forms to show in addition to the
-number of forms it generates from the initial data. Lets take a look at an
+number of forms it generates from the initial data. Let's take a look at an
 example::
 
     >>> import datetime