Merge branch 'docs/#1377-merge-multiple-prs'

Close #1377
Revert "Merge '@shaunfreeman:feature/zend.filter.upper-case-words.rst'"
Merge pull request #1379 from malukenho/revert/uppercase

Revert "Merge '@shaunfreeman:feature/zend.filter.upper-case-words.rst'
Fixes navigation for "In-depth tutorial"
Merge pull request #1380 from samsonasik/hotfix/nav

Fixes navigation for "In-depth tutorial"
Revert "Merge branch '@gyx1000:fix/zend.mvc.plugins'"
Merge pull request #1381 from malukenho/revert/redirect-mvc

Revert "Merge branch '@gyx1000:fix/zend.mvc.plugins'"
Fixes Module class path at in-depth guide
Merge pull request #1382 from samsonasik/moduleclass-path

Fixes Module class path at in-depth guide