Fixes #101 Large sites and SaleMaker vs Specials

<a href='#crh-start'></a><a href='#crh-data-%7B%22processed%22%3A%20%5B%22https%3A//github.com/zencart/zc-v1-series/pull/102%23discussion_r14975938%22%5D%2C%20%22comments%22%3A%20%7B%22Pull%20c372c4e582835802349dcec1e63571d5c15d6d15%20admin/specials.php%20321%22%3A%20%7B%22html_url%22%3A%20%22https%3A//github.com/zencart/zc-v1-series/pull/102%23discussion_r14975938%22%2C%20%22comments%22%3A%20%5B%7B%22body%22%3A%20%22%60%3Cb%3ETESTING%20ONLY%20WORKS%20ON%20MANUFACTURER%2010%3C/b%3E%60%20in%202%20places%3F%22%2C%20%22created_at%22%3A%20%222014-07-16T00%3A15%3A37Z%22%2C%20%22user%22%3A%20%7B%22avatar_url%22%3A%20%22https%3A//avatars.githubusercontent.com/u/404472%3F%22%2C%20%22html_url%22%3A%20%22https%3A//github.com/drbyte%22%7D%7D%5D%2C%20%22title%22%3A%20%22File%3A%20admin/specials.php%3AL697-752%22%7D%7D%7D'></a>
<a href='https://www.codereviewhub.com/'><img src='http://www.codereviewhub.com/site/github-bar.png' height=40></a>
- [ ] <a href='#crh-comment-Pull c372c4e582835802349dcec1e63571d5c15d6d15 admin/specials.php 321'></a> <img src='http://www.codereviewhub.com/site/github-remaining.png' height=16 width=60>&nbsp;<b><a href='https://github.com/zencart/zc-v1-series/pull/102#discussion_r14975938'>File: admin/specials.php:L697-752</a></b>
- <a href='https://github.com/drbyte'><img border=0 src='https://avatars.githubusercontent.com/u/404472?size=16' height=16 width=16'></a> `<b>TESTING ONLY WORKS ON MANUFACTURER 10</b>` in 2 places?


<a href='https://www.codereviewhub.com/zencart/zc-v1-series/pull/102?mark_as_completed=1'><img src='http://www.codereviewhub.com/site/github-mark-as-completed.png' height=26></a>&nbsp;<a href='https://www.codereviewhub.com/zencart/zc-v1-series/pull/102?approve=1'><img src='http://www.codereviewhub.com/site/github-approve.png' height=26></a>&nbsp;<a href='https://github.com/zencart/zc-v1-series/pull/102'><img src='http://www.codereviewhub.com/site/github-refresh.png' height=26></a>
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ship_specials vs skip_specials?