Adding tutorial for LRDOCS-1064.
Edits and screenshots for LRDOCS-1064.
Adding friendly URL to a tutorial.
Merge branch 'LRDOCS-1064' of https://github.com/ngaskill/liferay-docs into LRDOCS-1064-QA
LRDOCS-1064- QAed and wordsmithed.
LRDOCS-1064 removed extra text in Next Steps.
Merge branch 'LRDOCS-1064-QA' of https://github.com/mwilliams2014/liferay-docs into pr191-lang-props-hook-LRDOCS-1064-QA
TEMP Jim
LRDOCS-1064 Move lang props hook tutorial into customizing-liferay-portal/
LRDOCS-1064 Wordsmith and edit
LRDOCS-1064 Format text
Update cross references
Merge branch 'pr191-lang-props-hook-LRDOCS-1064-QA' of git://github.com/jhinkey/liferay-docs into wordsmithing
Wordsmithing.