Interim work on dependency injection, working on compiler tool
More updates to dependency injection
Include Anton K's changes for using definition compiler tool
Merge branch 'devbeta' of github.corp.ebay.com:Magento/devdocs_internal into dependency-injection
Revised front page navigation and set up new books
Modify gitignore
layout types
Merge remote-tracking branch 'origin/DevDocs-19-M8' into sasha_devbeta
layout types
layouts
Merge remote-tracking branch 'origin/DevDocs-19-M8' into dependency-injection
Fixed some comments
Merge remote-tracking branch 'origin/devbeta' into test
Merge remote-tracking branch 'origin/develop' into develop
layout_practice
Fix comments that show up in rendered content
Merge pull request #440 from Magento/develop

Fix comments that show up in rendered content
links
Merge remote-tracking branch 'origin' into develop

Conflicts:
	guides/v1.0/architecture/arch_libraries.md
	guides/v1.0/architecture/arch_themes.md
	guides/v1.0/architecture/arch_translations.md
	guides/v1.0/architecture/modules/mod_depend.md
MAGEDOC-1934. Dependency injection ready for review