Merge pull request #6 from VUID/master

Pull Request
Added a required protection. If the GBInfiniteScrollViewPage object (currentPage) was nil, the addObject would throw and exception. - 942v
Added documentation comments. - 942v
Added documentation comments. - 942v
Merge pull request #10 from 942v/master

Fix a possible crash & documentation comments
Fixes #9
Screen captures changes
Update README.md
Update README.md
This fixes issue #11
Merge branch 'master' of https://github.com/gblancogarcia/GBInfiniteScrollView
Minor changes
Update README.md
Merge pull request #1 from gblancogarcia/master

Files
Extra validation for the page, fixes possible crash.
Extra validation for the page, fixes possible crash.
Changed enumeration to fast enumeration to prevent a possible crash.
Changed enumeration to fast enumeration to prevent a possible crash, and added an extra validation for de index on the array.
Fix and issue with indexes on the fast enumerations.
Merge pull request #12 from 942v/master

Fixed possible crashes