LRDOCS-531 Update theme Thumbnails section
Fixed typos in User Guide chapter 18, Advanced Portal Operation
LRDOCS-562 Re-added section on Liferay's Service Oriented Architecture and accessing Liferay services remotely; updated section for Liferay 6.1 and 6.2
portlet-development - Fix language key welcome-x
Merge branch 'themes-thumbnails' of https://github.com/codyhoag/liferay-docs into LRDOCS-531
LRDOCS-531 edit theme thumbnails
Document Management AlloyUI and Control Panel updates
Merge pull request #542 from jrao/LRDOCS-562

http://issues.liferay.com/browse/LRDOCS-562
Fixed image URLs and extra space in User Guide's search chapter
Merge pull request #543 from codyhoag/control-panel

Recycle Bin and chapter 3-4 AlloyUI updates
Merge pull request #544 from jhinkey/portlets-lang-keys

portlet-development - Fix language key welcome-x
Merge pull request #546 from jhinkey/LRDOCS-531

LRDOCS-531 update theme thumbnails section
Merge pull request #548 from jrao/ug-asset-ch-fix

Fixed image URLs and extra spaces in User Guide's search chapter
Merge branch 'master' into control-panel
LRDOCS-596 Remove excess Liferay Sync images and reformat accordingly