LRDOCS-819 whitespace fix
LRDOCS-486 Added to explanation of Asset Publisher's dynamic asset selection feature that, to improve performance, Asset Publisher queries by search index instead of querying the database directly
LRDOCS-759 Updated script-utils-hook example in the User Guide's chapter on the scripting console to use Liferay 6.2's method for declaring Spring beans in Liferay plugins
LRDOCS-759 Fixed code formatting for script-utils example
Merge pull request #739 from jrao/LRDOCS-819

https://issues.liferay.com/browse/LRDOCS-819
Merge pull request #740 from jrao/LRDOCS-486

https://issues.liferay.com/browse/LRDOCS-486
Merge pull request #741 from jrao/LRDOCS-759

https://issues.liferay.com/browse/LRDOCS-759