Added Serbian skeleton
Translated some parts
More translations
Some changes

Reverted back ..note::
fix various wording issues
[fr] Follow #1206

Update virtual-fields.rst
Update a-typical-cakephp-request.rst
Merge pull request #1209 from alanfgh/patch-9

Update a-typical-cakephp-request.rst
Merge pull request #1191 from alanfgh/patch-1

fix various wording issues
Update cakephp-conventions.rst
Merge pull request #1210 from alanfgh/patch-10

Update cakephp-conventions.rst
Update models.rst
Update associations-linking-models-together.rst
Merge pull request #1212 from alanfgh/patch-12

Update associations-linking-models-together.rst
Update retrieving-your-data.rst
Merge pull request #1213 from alanfgh/patch-13

Update retrieving-your-data.rst
Update testing.rst
Merge pull request #1214 from yukisov/patch-1

Fix typo
Update testing.rst

This will be helpful for any new candidate. As you already written for Model.
Merge pull request #1216 from aavrug/patch-13

Update testing.rst