fix various wording issues
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