update Use Liferay Developer Mode guide
Proof read changes and made small updates
First introductory paragraph. Will come back to this when the rest of
the tutorial is complete.
LRDOCS-1089 Alphabetize Ant targets
Dist to copy home.markdown into ZIP.
Merge branch 'master' into dev-guide

Conflicts:
	devGuide/en/chapters/03-developing-portlet-applications.markdown
Merge branch 'child-list-correction' of https://github.com/codyhoag/liferay-docs into dev-guide
Merge branch 'dev-guide-ext-example-part-I' into dev-guide
Header IDs for hot deploy section
Renumber figures
Add missing image so check-images-site target runs successfully
Merge branch 'localizing-cp-port' of https://github.com/codyhoag/liferay-docs into pr-165-localization
Fixed typo in Deprecation Policy section of Dev Guide
Added Next Steps section to Migrating to alloyui 2.0/bootstrap tutorial
LRDOCS-1068 Created a 'Understanding Liferay's Releases and Deprecation Policy' tutorial
LRDOCS-1089 Add Ant target and taskdef for checking intros
LRDOCS-1089 Add Java task for checking intros
LRDOCS-1089 Make check-intros a dependency for prepare-dist target
LRDOCS-1010 Wordsmith and format
LRDOCS-1089 Also check tutorials for intro markdown file