Fixes #17, Fixes #18
Respect opportunity access rights on lead conversion.
Allows owner to be set if user cannot access opportunities.
Sets lead owner to that selected in the page.
Hides create opportunity fields in VF page if not applicable.
Updated help/description text based on work from NPSP Dev Sprint and
Ehren Foss
Chinese, Korean, Japanese, Vietnamese, Hungarian and Romanian orgs with
those languages as their base language will now see 1x1 accounts
rendered as 'Lastname Firstname'

Resolves Github issue 20
https://github.com/SalesforceFoundation/Contacts_and_Organizations/issues/20
Escape single quotes to find O'Sullivan 

https://github.com/SalesforceFoundation/Contacts_and_Organizations/issues/6
Merge pull request #19 from futurehope/leadconversionissues

Fixes #17, Fixes #18
No change
Updated API
Merged James Melville's work on OCR creation

https://github.com/SalesforceFoundation/Contacts_and_Organizations/issues/14
Swapped organization query for userinfo method