Updated the require once error

git-svn-id: https://plugins.svn.wordpress.org/rift-slider/trunk@787616 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updated the require once error

git-svn-id: https://plugins.svn.wordpress.org/rift-slider/trunk@787618 b8457f37-d9ea-0310-8a92-e5e31aec5664
= 1.0.17 = PART 1
Upgrade improvements to add extra functions and error checking.

git-svn-id: https://plugins.svn.wordpress.org/rift-slider/trunk@787631 b8457f37-d9ea-0310-8a92-e5e31aec5664
Update version 1.0.18

git-svn-id: https://plugins.svn.wordpress.org/rift-slider/trunk@787720 b8457f37-d9ea-0310-8a92-e5e31aec5664
readme.txt

git-svn-id: https://plugins.svn.wordpress.org/rift-slider/trunk@787721 b8457f37-d9ea-0310-8a92-e5e31aec5664