Adds section to design resource

Although the edit page could be overridden by section and section identifier, the edit_draft template could not. This update allows the edit_draft template to be overridden by section and section identifier.
Fix EZP-20482: In IE8, "Enter" key does not work when creating a custom tag
Change type of package and introduce dependency on package installer; fix version alias to 5.2-dev
Merge pull request #659 from harmstyler/add_section_override_to_edit_draft

Fix EZP-20995: content/edit_draft.tpl cannot be overridden by section
Implemented EZP-19411: Avoid file_exists and include calls for registering datatypes and workflows
Merge pull request #661 from gggeek/EZP-19760

Change type of package and introduce dependency on package installer
Removed version in composer.json as it's useless
Fixed wrong use of jQuery to check the state of the embed inline checkbox
Fix EZP-20676: JS error inserting embed-inline tag on empty XML block in ezoe
Replace deprecated check for innodb support

Since MySQL 5.6.1, the server variable `have_innodb` has been removed. The command `SHOW ENGINES` instead is supported since MySQL 4.1.

See http://dev.mysql.com/doc/refman/5.6/en/server-system-variables.html#sysvar_have_innodb
Code style
Merge pull request #663 from jeromegamez/EZP-21006_engine_check

EZP-21006: Mysql >= 5.6.1 - Replace removed check for innodb support through server variables
Fix EZP-20888 : Added documentation to ini file
Merge pull request #344 from crevillo/avoid-fileexists-include-calls-for-registering-datatypes-workflows

Avoid fileexists include calls for registering datatypes workflows
Merge branch 'master' of github.com:ezsystems/ezpublish-legacy

* 'master' of github.com:ezsystems/ezpublish-legacy:
  Fix EZP-20888 : Added documentation to ini file
  Code style
  Replace deprecated check for innodb support
  Fix EZP-20676: JS error inserting embed-inline tag on empty XML block in ezoe
  Fixed wrong use of jQuery to check the state of the embed inline checkbox
  Removed version in composer.json as it's useless
  Implemented EZP-19411: Avoid file_exists and include calls for registering datatypes and workflows
  Change type of package and introduce dependency on package installer; fix version alias to 5.2-dev
  Fix EZP-20482: In IE8, "Enter" key does not work when creating a custom tag
  Adds section to design resource