v2.0 compatible with 1.5.61

1. Compatibility with 1.5.6.1
2. Fix for review stars in related products not showing for some people

1.9.9 compatible with OpenCart 1.5.6

Fixed star rating for related products and Search page.

v 1.9.8 compatible with OpenCart 1.5.6

1. Added Opencart 1.9.8 compatibility
2. More efficient credits

Compatible with OpenCart v1.5.4.1, v1.5.5, v1.5.5.1

1.9.7

First full script commit (first git release)