IssueTrackerProduct

CheckoutableTemplates minor updates. The showCheckoutableTemplates view is slightly improved and now XHTML Transitional compatible.

Here's the changelog:

• showCheckoutableTemplates is not XHTML Transitional compliant.
• No "diff" link on checked out templates that aren't different.
• Excessive LOG() messages removed (unless in CT_DEBUG mode)
• Corrected sourcecode to use 4 spaces for tabs ONLY.