[-] MO : Bug in blocklayered price indexation.

If PS_LAYERED_FILTER_PRICE_USETAX is 1 and we aren't getting correct shop's
tax because (int) is used in sql query instead of (int).
Merge pull request #1 from kampsun/dev

[-] MO : Bug in blocklayered price indexation.
Merge pull request #32 from veebipoed/dev

[-] MO : Bug in blocklayered price indexation.